Science & Discovery in the 21st century
559 sourced entries, 2000 CE to 2025 CE, oldest first. Also see Science & Discovery across every century or everything else in the 21st century.
- 2000January 8 – In Soria (Spain) a large chunk of ice is reported to have fallen from the sky. Over the following months, a social panic about this phenomenon is unleashed, with reports of a multitude of similar cases of falling ice chunks (incorrectly named as aerolites) all over Spain, attracting great attention from the Spanish media.source
- 2000February 13 – Final Peanuts comic is printed in newspapers, preceded by author Charles M. Schulz's death the night before. It is the most popular comic strip in history, running for 50 years.source
- 2000March 4 – Sony releases the PlayStation 2 in Japan to compete with the Dreamcast. It launches in other countries later in the year.source
- 2000March 12 – A Zenit-3SL sea launch fails due to a software bug.source
- 2000April 19 - Islamic Emirate of Afghanistan authorities signed agreements with the UAE-based SURIA Satellite Company and the Chinese EIIC Company to revive the communication sector in Afghanistan.Afghanistansource
- 2000May 1 – A new class of composite material is fabricated, which has a combination of physical properties never before seen in a natural or human-made material.source
- 2000May 2 — The Selective Availability limiter is removed from the Global Positioning System, allowing for practical general-purpose use. The date is sometimes known as "Blue Switch Day".source
- 2000May 5 – A rare conjunction of seven celestial bodies (Sun, Moon, planets Mercury–Saturn) occurs during the new moon.source
- 2000May 13 – Millennium Force opens at Cedar Point amusement park in Sandusky, Ohio, as the world's tallest and fastest roller coaster.source
- 2000May 27: 2000 Korean League CupSouth Koreasource
- 20005 June – The Ministry of Information and the Arts announced the start of gradual media competition, with MediaCorp allowed to own a newspaper and Singapore Press Holdings allowed to own two TV and two radio channels. MediaCorp will also be awarded a licence to run mobile TV and digital TV services. In addition, the ban on private satellite dishes will be reviewed after Singapore Cable Vision's pay-TV monopoly expires in 2002.Singaporesource
- 2000June 26 – A first draft of the Human Genome Project is finished. It is announced at the White House by U.S. President Clinton with Francis Collins and Craig Venter jointly with the UK Prime Minister in London.source
- 2000August 6 – The 2000 ABC-PBA All-Star Game is the All-Star game was held on August 6, 2000, at the Philsports Arena in Pasig.Philippinessource
- 2000August 8 – The US Confederate submarine H. L. Hunley is raised to the surface after 136 years on the ocean floor.source
- 2000September 13 – Steve Jobs introduces the Mac OS X Public Beta for US$29.95.source
- 2000September 14 – Microsoft releases Windows Me.source
- 200014 September – SES launches its Astra 2B satellite.Luxembourgsource
- 2000September 19 - Pieter van den Hoogenband wins an Olympic gold medal in Sydney on the 100 freestyle in a record time of 47.84.Netherlandssource
- 2000October 22 – The Mainichi Shimbun newspaper exposes Japanese archaeologist Shinichi Fujimura as a fraud; Japanese archaeologists had based their treatises on his findings.source
- 2000October 31 – Soyuz TM-31 is launched, carrying the first resident crew to the International Space Station. The ISS has been continuously crewed since.source
- 2000Nawaz Sharif goes into exile to Saudi Arabia.Pakistansource
- 2000The Belfast Giants ice hockey team is established and enters the Ice Hockey Superleague playing at the Odyssey Arena.Northern Irelandsource
- 200111 February – Rintje Ritsma wins the world all-round speed skating title.Netherlandssource
- 2001February 12 – The NEAR Shoemaker spacecraft touches down in the "saddle" region of 433 Eros, a near-Earth object, becoming the first spacecraft to land on an asteroid.source
- 2001February 12 – The Human Genome Project publishes the first draft of its human genome sequence.source
- 2001March 22 – Kenyanthropus is described as an early hominid after the discovery of remains in Kenya.source
- 2001March 22 – Incheon International Airport opens in Incheon, South Korea.source
- 2001March 23 – The deorbit of Russian space station Mir is processed, with debris falling into the South Pacific Ocean after the station enters the atmosphere and is destroyed.source
- 2001March 29: Incheon International Airport opens.South Koreasource
- 2001April 7 – The NASA orbiter 2001 Mars Odyssey launches on a Delta II rocket.source
- 2001April 11 – Australia's football team wins against American Samoa in a record 31–0 victory, just two days after setting the record with a 0–22 victory against Tonga.source
- 2001April 28 – The Russian spacecraft Soyuz TM-32 lifts off from the Baikonur Cosmodrome in Kazakhstan, carrying the first space tourist, American entrepreneur Dennis Tito, and two Russian cosmonauts.source
- 2001April – Malaysia Airlines becomes the first airline in the world to pilot a twin-engine commercial jet through the newly opened polar routes, passing through the inhospitable regions of Russia and North Alaska.Malaysiasource
- 2001May 22 – 28978 Ixion, a large trans-Neptunian object and a possible dwarf planet, is discovered during the Deep Ecliptic Survey.source
- 2001May 22 – The Stockholm Convention on Persistent Organic Pollutants is adopted by 127 countries to limit pollution internationally.source
- 200116 June – SES Astra launches its Astra 2C satellite.Luxembourgsource
- 2001July 12 – The Intergovernmental Panel on Climate Change releases its Third Assessment Report.source
- 2001August 8 – The Genesis probe is launched from Cape Canaveral Space Launch Complex 17.source
- 2001September 22 – American spacecraft Deep Space 1 flies within 2,200 km of Comet Borrelly.source
- 2001USS Enterprise, on its way home from its deployment, was turned around to join USS Carl Vinson in the Fifth Fleet area of operations.Afghanistansource
- 200111 October – The promulgation of the Petroleum Administration Act.Taiwansource
- 2001October 15 – NASA's Galileo spacecraft passes within 181 km of Jupiter's moon Io.source
- 2001October 24 – The 2001 Mars Odyssey arrives at Mars.source
- 2001October 30 – The Aarhus Convention takes effect, establishing the right to environmental information and environmental justice for European and Central Asian countries.source
- 2001November 27 – A hydrogen atmosphere is discovered on the extrasolar planet HD 209458 b, nicknamed Osiris, by the Hubble Space Telescope. It is the first atmosphere detected on an extrasolar planet.source
- 2001December 3 – The Segway, a self-balancing personal transporter invented by Dean Kamen, is unveiled after months of public speculation and media hype on the ABC News morning program Good Morning America.source
- 20014 December – The Science Hub (now one-north) is officially launched by JTC Corporation as a science park.Singaporesource
- 20015 December – The Ukrainian Census of 2001, the first census of the population of independent Ukraine, was conducted by the State Statistics Committee of Ukraine.Ukrainesource
- 2002February 19 – NASA's 2001 Mars Odyssey space probe begins to map the surface of Mars using its thermal emission imaging system.source
- 2002March 1 – The Envisat environmental satellite is launched, with its purpose being the recording of information on environmental change.source
- 200215 March – Romanian film Filantropica is released.Romaniasource
- 2002March 25 – Shenzhou 3 is launched from China.source
- 2002April 18 – Romanian mathematician Preda Mihăilescu creates a proof for the Catalan's conjecture, which had gone unsolved for 158 years.source
- 2002April 25 – South African Mark Shuttleworth blasts off from the Baikonur Cosmodrome on the Soyuz TM-34, becoming the first African space tourist.source
- 2002May 4 – NASA launches the Aqua satellite as part of the Earth Observing System.source
- 200222 May – The release of Tomorrow's original soundtrack.Taiwansource
- 2002June 4 – The ringed dwarf planet Quaoar is discovered by astronomers Chad Trujillo and Michael Brown at the Palomar Observatory.source
- 2002June 10 – British scientist Kevin Warwick carries out first direct electronic communication experiment between the nervous systems of two humans.source
- 2002July 3 – NASA launches the CONTOUR satellite but loses contact.source
- 2002July 11 – The discovery of the early hominid Sahelanthropus is announced.source
- 2002August 26–September 4 – Earth Summit 2002 takes places in Johannesburg, South Africa, aimed at discussing sustainable development by the United Nations.source
- 2002August 28 – EUMETSAT launches the Meteosat 8 satellite as part of its Meteosat program.source
- 200229 September – 14 October — Malaysia at the 2002 Asian Games in Busan, South Korea.Malaysiasource
- 2002October 17 – The European Space Agency launches the INTEGRAL observatory.source
- 2002October 21 – The discovery of the James Ossuary is announced.source
- 200226 November – SES' 1K satellite fails to deploy properly after launch, requiring it to be deorbited. This is SES's first unintended loss.Luxembourgsource
- 2002November 29: 2002 Mnet Asian Music AwardsSouth Koreasource
- 2002A tape of Osama bin Laden was broadcast on by the Arabic-language al-Jazeera satellite television channel based in Qatar. On the tape, he warned U.S. allies that they would be targets of new attacks if they continued to back the United States. He also hailed attacks in Bali, Kuwait, Yemen and Jordan and the Moscow theatre siege a month earlier. The cassette was handed to an Al Jazeera television correspondent in Islamabad by an unidentified man who disappeared immediately.Afghanistansource
- 2002December 29 – Shenzhou 4 is launched from China.source
- 2002new Mining Code, written with input from the World BankDemocratic Republic of the Congosource
- 2002Sri Lanka participates in the 2002 Asian Games held in South Korea, from September 29 to October 14, 2002. The Sri Lankan athletes won 2 gold medals (grand total of 6), and achieved 21st spot in the event.Sri Lankasource
- 2003January 6 – The discovery of OGLE-TR-56b, the first exoplanet to be discovered through transit photometry, is announced.source
- 2003January 22 – The last signal from NASA's Pioneer 10 spacecraft is received, some 12.2 billion kilometers (7.6 billion mi) from Earth.source
- 2003A United Nations panel reports that Iraq's al-Samoud 2 missiles have a range of 180 km (above the 150 km limit allowed by the UN), splitting opinion over whether they breach UNSCR 1441.Iraqsource
- 2003April 14 – The Human Genome Project is completed, with 99% of the human genome sequenced to 99.99% accuracy.source
- 200316 April: The Helsingin Sanomat reports that in late March, a RITEG-beacon was disassembled by thieves in Kurgolovo, Russia, who dumped the highly radioactive nuclear material into the Gulf of Finland, 100 km south of Finland.Finlandsource
- 2003April 28 – The iTunes Store launches.source
- 2003May — The Royal Malaysian Air Force (RMAF) signed a deal to purchase 18 Russian Sukhoi Su-30MKM jet fighters worth almost $1 billion. The Su-30MKMs would be delivered in batches starting in early 2007. As part of the deal, the Russians would send a Malaysian astronaut (angkasawan) to the International Space Station (ISS).Malaysiasource
- 2003June 2 – Mars Express launches, containing the Beagle 2 lander.source
- 2003June 10 – NASA launches the Spirit rover.source
- 2003June 12 – Homo sapiens idaltu is proposed as a new human subspecies based on the Herto Man fossils.source
- 2003July 1 – In a major development in football, English footballer David Beckham is transferred from Manchester United F.C. to Real Madrid CF for £17.25 million.source
- 2003July 7 – NASA launches the Opportunity rover.source
- 2003July 10 – The existence of PSR B1620−26 b, the oldest known exoplanet in the galaxy, is confirmed using observations from the Hubble Space Telescope.source
- 200328 July – The groundbreaking ceremony of Central Taiwan Science Park.Taiwansource
- 2003August 12 – The discovery of the dinosaur species Rajasaurus narmadensis is announced.source
- 2003August 16 – Element 110 is formally named darmstadtium by the International Union of Pure and Applied Chemistry.source
- 2003August 25 – The Spitzer Space Telescope is launched from Cape Canaveral, Florida.source
- 2003August 27 – Mars makes its closest approach to Earth in over 60,000 years.source
- 2003September 21 – NASA ends the Galileo probe mission after nearly 14 years by sending it into Jupiter's atmosphere.source
- 2003September 24 – The Hubble Space Telescope starts the Hubble Ultra-Deep Field, making 800 exposures, until January 16, 2004.source
- 2003September 27 – SMART-1, an ESA spaceprobe and ESA's first mission to the moon, is launched from Kourou, French Guiana.source
- 2003October 15 – China launches Shenzhou 5, the country's first human spaceflight.source
- 2003October 23 – A Russian air base opens in Kant, Kyrgyzstan, as Russia's first foreign air base since the dissolution of the Soviet Union.source
- 2003October 23 – The Aarhus Protocol on Persistent Organic Pollutants comes into effect.source
- 2003October 24 – Concorde makes its last commercial flight, bringing the era of airliner supersonic travel to an end.source
- 2003November 14 – The dwarf planet Sedna is discovered by a team of astronomers led by Michael E. Brown from the Palomar Observatory.source
- 2003November 26 – The supersonic passenger jet, Concorde, makes its last ever flight from Heathrow Airport in London to Bristol Filton Airport.source
- 2003November – Edward Steichen's The Family of Man exhibition, at Clervaux, is added to UNESCO's 'Memory of the World' register.Luxembourgsource
- 2003December 19 – The Beagle 2 Mars lander deploys, but contact is lost.source
- 2003A dhow stopped by U.S. warships in the Persian Gulf was found to be carrying nearly $10 million in hashish. The drug traffickers were transferred to the Bagram Air Base.Afghanistansource
- 2003The Bangladesh national cricket team played two Test matches and three One Day International (ODI) matches on a mid-year tour of Australia in 2003. Australia easily won the two-match Test series. Bangladesh's performances' did not get any better during the ODI series—failing to score more than 147 in any innings—as Australia completed a clean-sweep.Bangladeshsource
- 2003South Korea at the 2003 Asian Winter GamesSouth Koreasource
- 2004January 4 – NASA's Spirit rover lands on the surface of Mars.source
- 2004January 25 – NASA's Opportunity rover lands on the surface of Mars.source
- 2004About 60 mi northeast of Kunduz, several people were detained by U.S. and Afghan troops during a raid of a drug facility, which contained about two tons of drugs and equipment. Once the people were removed a U.S. A-10 Thunderbolt II was called in to destroy the laboratory.Afghanistansource
- 2004March 2 – The European Space Agency launches the Rosetta space probe.source
- 2004March 7 - The White House reports that all of Libya's remaining nuclear weapons-related equipment has been sent to the United States.Libyasource
- 2004March 9 – NASA releases the Hubble Ultra-Deep Field image of early galaxies.source
- 2004April 13 – A newborn western gorilla is observed for the first time in 50 years in the Léfini Faunal Reserve.source
- 2004April 19 – Russia launches the Soyuz TMA-4 mission.source
- 2004May 7 – The discovery of the post-perovskite form of magnesium silicate is reported.source
- 2004May 17 – The Stockholm Convention on Persistent Organic Pollutants enters into force.source
- 2004June 8 – A transit of Venus occurs.source
- 2004June 21 – In Mojave, California, United States, SpaceShipOne becomes the first privately funded spaceplane to achieve spaceflight.source
- 2004June 29 – The International Treaty on Plant Genetic Resources for Food and Agriculture enters into force.source
- 2004July 1 – The Cassini–Huygens orbiter reaches the orbit of Saturn.source
- 2004July 15 – The use of magnetic resonance imaging to study the spin of a single electron is reported.source
- 2004July 20 – Ehsan Haddadi wins gold with a 62.14m discus throw.Iransource
- 2004August 3 – NASA's MESSENGER space probe is launched, with its primary mission being the study of Mercury.source
- 2004August 5 – Guangzhou Baiyun International Airport begins operation in Guangzhou, China.source
- 2004September 8 – The Genesis space probe crash-lands in Utah after a three-year study of the Sun.source
- 2004October 14 – Russia launches the Soyuz TMA-5 mission.source
- 2004October 28 – The prehistoric human species Homo floresiensis is described.source
- 2004November 13 – The European Space Agency probe SMART-1 arrives at the Moon, becoming the first European satellite to fly to the Moon and orbit it.source
- 2004November 15 – The SMART-1 satellite reaches the orbit of the Moon.source
- 2004November 20 – NASA launches the Swift Gamma-Ray Burst Explorer telescope.source
- 2004December – Global Credit Data is formed.Netherlandssource
- 2004The Angola International Airport site is selected.Angolasource
- 2004Germano Almeida's book O mar na Lajinha publishedCape Verdesource
- 20042004 South Korea national football team seasonSouth Koreasource
- 2004Government: Hansruedi Fehrlin, corps commander of the Swiss Air Force (use of surveillance drones)Switzerlandsource
- 2005January 5 – Eris, the most massive known dwarf planet in the Solar System, is discovered by a team led by Michael E. Brown using images originally taken on October 21, 2003, at the Palomar Observatory.source
- 2005January 12 – Deep Impact is launched from Cape Canaveral with the purpose of studying the comet Tempel 1.source
- 2005January 14 – The Huygens spacecraft lands on Titan, the largest moon of Saturn.source
- 2005January 20 – The most intense solar particle event in recorded history is observed.source
- 2005March 31 – The dwarf planet Makemake is discovered by a team led by Michael E. Brown at the Palomar Observatory.source
- 20051 April – The renaming of National Space Program Office to National Space Organization.Taiwansource
- 2005April 8 – The first solar eclipse of the year was a rare hybrid event, occurring at ascending node in Aries. This was 4.4 days after the Moon reached perigee. Gamma had a value of -0.34733. A hybrid solar eclipse was visible from south Pacific, Panama, Colombia and Venezuela, and was the 51st solar eclipse of Solar Saros 129.source
- 20058 April – Solar eclipse of April 8, 2005: An annular version of a total solar eclipse is visible in areas of Colombia.Colombiasource
- 2005April 24 – The first lunar eclipse of the year was a penumbral event, occurring at descending node in Virgo. This was 5 days before the Moon reached perigee. Gamma had a value of -1.08851. A penumbral lunar eclipse was visible in eastern Asia, Australia, Pacific and Americas, and was the 23rd lunar eclipse of Lunar Saros 141.source
- 2005April 27 – The Superjumbo jet aircraft Airbus A380 makes its first flight from Toulouse.source
- 200527 July – Cargolux announces its intention to buy ten Boeing 747-8s, with options on ten more.Luxembourgsource
- 2005August 12 – The Mars Reconnaissance Orbiter is launched from Cape Canaveral, designed to explore Mars.source
- 2005October 3 – The second solar eclipse of 2005 was an annular event, occurring at descending node in Virgo. This was 4.8 days after the Moon reached apogee. Gamma had a value of 0.33058. An annular solar eclipse was visible in Portugal, Spain, Libya, Sudan and Kenya, and was the 43rd solar eclipse of Solar Saros 134.source
- 2005October 12 – The second crewed Chinese spacecraft, Shenzhou 6, is launched.source
- 2005October 17 – The final eclipse of 2005 was a partial lunar eclipse event, occurring at ascending node in Aries. This was 2.9 days after the Moon reached perigee. Gamma had a value of 0.97960. A partial lunar eclipse was visible in Asia, Australia, Pacific and North America, and was the 10th lunar eclipse of Lunar Saros 146.source
- 2005November 9 – Venus Express lifts off from the Baikonur Cosmodrome.Kazakhstansource
- 2005November 22 – Microsoft releases the Xbox 360.source
- 2005December 12 – Scientists announce that they have created mice with small numbers of human neurons in an effort to make realistic models of neurological disorders.source
- 2005December 31 – Another second is added, 23:59:60, to end the year 2005, the first time since 1998.source
- 2005Wakker Prize 2005: SBB-CFF-FFSSwitzerlandsource
- 2005Noh Matta Wat! November 28 original releaseBelizesource
- 2005Serra Malagueta Natural Park on Santiago establishedCape Verdesource
- 2005South Korea at the 2005 East Asian GamesSouth Koreasource
- 2006January 15 – NASA's Stardust mission successfully ends, the first to return dust from a comet.source
- 2006January 19 – NASA launches the first interplanetary space probe to Pluto, the New Horizons.source
- 2006The International Atomic Energy Agency has announced it has evidence within its report for the Thursday meeting that Iran obtained documents showing how to mold highly enriched grade uranium into the core of warheads.Iransource
- 2006February 26 - The Dubai Ports World controversy continues with Miami-based Eller & Company trying to obtain an injunction in the UK High Court to prevent the sale of P&O to Dubai Ports World.United Arab Emiratessource
- 2006March 9 – NASA's Cassini–Huygens spacecraft announces a geyser-like emission of vapor, dust, and small ice crystals on Saturn's moon Enceladus, possibly indicating the presence of water.source
- 2006March 10 – NASA's Mars Reconnaissance Orbiter enters orbit around Mars.source
- 2006March 29: Partial solar eclipse.Finlandsource
- 200629th - Ghana experiences solar eclipseGhanasource
- 2006April 11 – The European Space Agency's Venus Express space probe enters Venus' orbit.source
- 200620 April – SES Astra launches its Astra 1KR satellite.Luxembourgsource
- 2006May 17 – The Human Genome Project publishes the final chromosome sequence, in Nature.source
- 2006July 5 – First Qassam rocket of increased strength is fired into the school yard in the Southern Israeli coastal city of Ashkelon. This has been the first instance of an increased distance Qassam rockets can reach and the first time a significantly large city has been attacked. No one was injured in this attack.Palestinesource
- 2006August 24 – The International Astronomical Union defines 'planet' at its 26th General Assembly, removing Pluto's status as a planet and reclassifying it as a dwarf planet 76 years after its discovery. Ironically, this was in the same year when NASA sent its first probe to the celestial body.source
- 2006September 7 – Partial lunar eclipse, visible over most of Africa, Europe, Asia and Australia.source
- 2006September 22 – Annular solar eclipse, visible in Guyana, Suriname, French Guiana, parts of Brazil, and the southern Atlantic.source
- 2006September 22: Former Justice Minister Ernst Hirsch Ballin is announced as the successor of Piet Hein Donner. Former Minister of Housing, Spatial Planning and the Environment Pieter Winsemius succeeds Sybilla Dekker.Netherlandssource
- 2006November 11 – Sony releases the PlayStation 3.source
- 2006November 19 – Nintendo releases the Wii.source
- 20062006 North Korean missile testNorth Koreasource
- 2007January 11 – Following the discovery of the right tail horizontal stabilizer, a life vest and some parts of airline seats had also been found in Pare pare.Indonesiasource
- 2007January 30 – Ban Ki-moon, the new Secretary General of United Nations visits Kenya.Kenyasource
- 2007March 3 – A total lunar eclipse occurs and is visible in the Americas, Europe, Africa and Asia. It is the 52nd lunar eclipse of Lunar Saros series 123 occurring at the moon's descending node. The moon is just 3.2 days before apogee, making it fairly small.source
- 2007March 19 – The first solar eclipse of the year 2007 is a partial solar eclipse occurring just 0.7 days before perigee, making it very large. The Moon covers 87.558% of the Sun. In this partial solar eclipse, the best visibility occurs at 61º02'55" N, 55º28'04" E. It is the 20th solar eclipse of Solar Saros series 149, at ascending node. The Sun is its zenith just 83 km south of the Equator, so the Northern Hemisphere was in winter and the Southern Hemisphere was in summer on March 19, 2007.source
- 200710 April: Argentina's only icebreaker, ARA Almirante Irízar, catches fire while returning from her summer Antarctic campaign, 140 miles off Puerto Madryn. The ship is then towed to Puerto Belgrano, arriving on 20 April.Argentinasource
- 200715 April – An UMNO Youth (Pemuda UMNO) parachute team landed at the North Pole.Malaysiasource
- 2007April 24 – Gliese 581c, a potentially Earth-like extrasolar planet habitable for life, is discovered in the constellation Libra.source
- 2007June 5 – NASA's MESSENGER spacecraft makes its second fly-by of Venus on route to Mercury.source
- 20076 June - Ghana discovers oil in commercial quantities.Ghanasource
- 2007July 17 – The dwarf planet Gonggong is discovered by astronomers Megan Schwamb, Michael Brown, and David Rabinowitz from the Palomar Observatory.source
- 2007August 4 – The Phoenix spacecraft is launched toward Mars to study its north pole.source
- 200725 August – Pakistan successfully test-fires a new cruise missile named Hatf-VIII (or Ra'ad) capable of carrying nuclear payloads across a range of 350 km.Pakistansource
- 2007September 12 - Burj Dubai reaches 555.3 metres, surpassing the 553.3 metre CN Tower in Toronto, Ontario Canada as the world's tallest free-standing structure on land, which it had been since 1976. The building is due for completion 2008 with a final projected height of 818 metres.United Arab Emiratessource
- 2007September 14 – The SELENE spacecraft launches, with its objective being to study the Moon.source
- 2007December 29: Singye Galeem film is released.Bhutansource
- 2008January 14 – At 19:04:39 UTC, the uncrewed MESSENGER space probe is at its closest approach during its first flyby of the planet Mercury.source
- 2008Findings of the mining contract review announced.Democratic Republic of the Congosource
- 2008March 9 – The first European Space Agency Automated Transfer Vehicle, a cargo spacecraft for the International Space Station, launches from Guiana Space Centre in French Guiana.source
- 2008March 19 – An Energy release of a Gamma-ray burst called the GRB 080319B is the brightest event ever recorded in the Universe.source
- 2008April 19 – Vinasat-1, the first Vietnamese satellite, was launchedVietnamsource
- 2008May 2 – Iron Man is released in theaters, starting the Marvel Cinematic Universe.source
- 2008May 25 – NASA's uncrewed Phoenix spacecraft becomes the first to land on the northern polar region of Mars.source
- 2008June 1 – 18-year-old Pamela Jelimo runs a new women's 800 metres African Record. The previous one was held by Maria de Lurdes Mutola of Mozambique.Kenyasource
- 2008June 2: The Russian Irkut (company) Corporation delivered 2 Su 30 MKA Flanker multi-role fighters to Algeria. By the terms of a 2006 contract amounting to $2.5 billion, Irkut is scheduled to deliver 28 Su 30 MKA fighters to Algeria by 2010. Irkut is part of Russia's United Aircraft Corporation (UAC).Algeriasource
- 2008June 11 – The Fermi Gamma-ray Space Telescope is launched.source
- 2008August 1: A total solar eclipse is visible from Greenland.Greenlandsource
- 2008September 10 – The proton beam is circulated for the first time in the Large Hadron Collider, the world's largest and highest-energy particle accelerator, located at CERN, near Geneva, under the Franco-Swiss border.source
- 200810 September – The Large Hadron Collider, the most powerful particle accelerator in the world, is switched on at CERN, in Geneva.Switzerlandsource
- 2008September 16 – The first two ten-million-digit primes, M 43,112,609 and M 37,156,667 , discovered on August 23 and September 6, respectively, are officially revealed.source
- 2008September 28 – SpaceX Falcon 1 becomes the world's first privately developed space launch vehicle to successfully make orbit.source
- 2008October 21 – The Large Hadron Collider (LHC) is officially inaugurated at Geneva.source
- 2008October 22 – The Indian Space Research Organisation successfully launches the Chandrayaan-1 spacecraft on a lunar exploration mission.source
- 2008November 1 – Satoshi Nakamoto publishes "Bitcoin: A Peer-to-Peer Electronic Cash System".source
- 2008November 20 – The Buzzard Coulee meteorite falls in Saskatchewan. Reported to be 5 times brighter than the full moon and is seen in Alberta, Manitoba, and even North Dakota.source
- 20084 December – The Czech Republic mission to Iraq ends.Iraqsource
- 2008December 25: The finalists of the Korean Astronaut Program are selected.South Koreasource
- 2008December 31 – An extra leap second (23:59:60) is added to end of the year. The last time this occurred was in 2005.source
- 2009January 26 – An annular solar eclipse takes place over the Indian Ocean, the 50th solar eclipse of Saros cycle 131.source
- 20095 February – Muttiah Muralitharan broke the record of wickets taken with 503, in ODIs, when he dismissed Gautam Gambhir.Sri Lankasource
- 2009February 13 – At 23:31:30 UTC, the decimal representation of Unix time reached 1234567890 seconds. Celebrations were held around the world, among various technical subcultures, to celebrate the 1234567890th second.source
- 2009March 5 - Somali pirates release Egypt's MV Blue Star.Somaliasource
- 2009March 7 – NASA's Kepler Mission, a space photometer that will search for extrasolar planets in the Milky Way galaxy, is launched from Cape Canaveral Air Force Station, Florida, USA.source
- 2009April 5 – North Korea launches a rocket from its Tonghae Satellite Launching Ground, which it says is carrying the Kwangmyŏngsŏng-2 satellite, prompting an emergency meeting of the United Nations Security Council.source
- 2009May 11–24 – Space Shuttle Atlantis is launched to refurbish the Hubble Space Telescope on May 11, landing at Edwards Air Force Base May 24.source
- 200931 May – last flight of the Polish airline CentralwingsPolandsource
- 2009May - Lithuania in the Eurovision Song Contest 2009Lithuaniasource
- 2009June 18 – NASA launches the Lunar Reconnaissance Orbiter / LCROSS probes to the Moon, the first American lunar mission since Lunar Prospector in 1998.source
- 2009July 19 – Amateur astronomer Anthony Wesley is the first to report that a new dark spot has developed on the planet Jupiter. This event would come to be known as the 2009 Jupiter impact event.source
- 2009July 22 – The longest total solar eclipse of the 21st century, lasting up to 6 minutes and 38.86 seconds (0.14 seconds shorter than 6 minutes and 39 seconds), occurs over parts of Asia and the Pacific Ocean.source
- 2009October 1 – Paleontologists announce the discovery of an Ardipithecus ramidus fossil skeleton, deeming it the oldest remains of a human ancestor yet found.source
- 2009October 1 – Burkina Faso's government designates 12 areas of interest as Ramsar Sites.Burkina Fasosource
- 2009October 8: 2009 Sulawesi superbolideIndonesiasource
- 2009November 13 – Having analyzed the data from the LCROSS lunar impact, NASA announces that it has found a "significant" quantity of water in the Moon's Cabeus crater.source
- 2009December 16 – Astronomers discover GJ 1214 b, the first-known exoplanet on which water could exist.source
- 2009Tek It or Leave It ends February 17Belizesource
- 2009Blanka Vlašić successfully defended her high jump world title on August 20.Croatiasource
- 2010January 4 – The tallest man-made structure to date, the Burj Khalifa in Dubai, United Arab Emirates, is officially opened.source
- 2010January 15 – The longest annular solar eclipse of the 3rd millennium occurs.source
- 2010February 1 - February - Kenyan Serie A player McDonald Mariga moves from Parma to InterKenyasource
- 2010February 4 - Debt-ridden emirate of Dubai confirms the discovery of a new oilfield.United Arab Emiratessource
- 2010February 17 - Rwanda will be the global host of World Environment Day on 5 June 2010.Rwandasource
- 2010March 14 – Pokémon HeartGold and SoulSilver Versions were released in North America. These are the highest rated games to date, with a user score of 9.1/10 on Metacritic, indicating "universal acclaim," and a critic score of 87.source
- 201029 April – The highest win in the Lotto was won in Elbląg and totalled 24 636 124.00 PLN.Polandsource
- 2010May 7 – Scientists conducting the Neanderthal genome project announce that they have sequenced enough of the Neanderthal genome to suggest that Neanderthals and humans may have interbred.source
- 2010May 14 – Chad gives The United Nations International Atomic Energy Agency (IAEA) access to information about its nuclear programs and involvements.Chadsource
- 2010May 20 – Scientists announced that they have created a functional synthetic genome.source
- 2010May 25–29 – The Eurovision Song Contest 2010 takes place in Oslo, Norway, and is won by German entrant Lena with the song "Satellite".source
- 2010May – June: Indonesia 2010 censusIndonesiasource
- 2010August 24: Cairn Energy discovers gas off the coast of Greenland, amid protests from Greenpeace demanding it halt its oil operations.Greenlandsource
- 2010October 7 – Lithuania and European Space Agency written cooperation agreement.Lithuaniasource
- 2010October 22 – The International Space Station surpasses the record for the longest continuous human occupation of space, having been continuously inhabited since November 2, 2000 (3641 days).source
- 2010November 17 – Researchers at CERN trap 38 antihydrogen atoms for a sixth of a second, marking the first time in history that humans have trapped antimatter.source
- 2010December 21 – The first total lunar eclipse to occur on the day of the Northern winter solstice and Southern summer solstice since 1638 takes place.source
- 2010December – Comet Hale Bopp was found again around 30.7 AU away from the Sun. The previous time the Comet was found was in April 1997.source
- 2011January 11: The Arctic Sun rises over Ilulissat, two days earlier than expected. A possible explanation is alterations in atmospheric refraction or inversion from ice crystals that may or may not be the result of global warming.Greenlandsource
- 2011January 27 – Within Ursa Minor, H1504+65, a white dwarf with the hottest known surface temperature in the universe at 200,000 K, was documented.source
- 2011February 18 - Mary Keitany sets a new World Half marathon record at the Ras Al Khaimah Half Marathon (time 1:05:50 hours)Kenyasource
- 2011February 26 – The Nintendo 3DS has its first release in Japan, following later releases in Europe on March 25, North America on March 27, and Australia on March 31.source
- 2011March 20 - The United Arab Emirates sends aircraft to Sardinia, Libya to join the anti-Gaddafi effort.United Arab Emiratessource
- 201114 April – Apricot Island releasedSlovakiasource
- 2011July 12 – The planet Neptune completes its first orbit since it was discovered in 1846.source
- 2011July 21 – Space Shuttle Atlantis lands successfully at Kennedy Space Center after completing STS-135, concluding NASA's Space Shuttle program.source
- 2011Syria al-Shaab satellite broadcast channel is founded.Syriasource
- 2011August 5 – NASA announces that its Mars Reconnaissance Orbiter has captured photographic evidence of possible liquid water on Mars during warm seasons.source
- 2011August 5 – Juno, the first solar-powered spacecraft on a mission to Jupiter, is launched from Cape Canaveral Air Force Station.source
- 2011November 26 – The Mars Science Laboratory rover Curiosity, is launched from the Kennedy Space Center. It lands on Mars on August 6, 2012.source
- 2011The Global Environment Facility grants Chad and neighboring countries $20 million to help encourage sustainable practices regarding energy and natural resources.Chadsource
- 2011Indonesia at the 2011 Southeast Asian GamesIndonesiasource
- 20112011 Serbian census took place.Serbiasource
- 2012January 12 – Winger Balázs Dzsudzsák signed from FC Anzhi Makhachkala to FC Dynamo Moscow for a fee of €19 million thus becoming the most expensive Hungarian footballer ever.Hungarysource
- 2012March 13 – After 246 years since its first publication, the Encyclopædia Britannica discontinues its print edition.source
- 2012April 12 - Despite warnings by U.S. President Barack Obama that Jong-Un has nothing to gain from provocations, Pyongyang proceeds to launch a satellite launching rocket, which disintegrates in mid-air.North Koreasource
- 2012April 13 – Kwangmyŏngsŏng-3, a North Korean Earth observation satellite, explodes shortly after launch. The United States and other countries had called the impending launch a violation of United Nations Security Council demands. The launch was planned to mark the centenary of the birth of Kim Il Sung, the founder of the republic.source
- 2012May 16 - British musician Oz Bayldon, representing Music4children, establishes a Guinness World Record by performing the highest concert on land, at 6,676 m (21,246 ft), on Mera Peak.Nepalsource
- 2012May 20 – An annular solar eclipse visible from Asia and North America is the 58th solar eclipse from 73 solar eclipses of Solar Saros 128.source
- 2012May 22 – Tokyo Skytree, the tallest self-supporting tower in the world at 634 metres high, is opened to the public.source
- 2012June 5–6 – The century's second and last solar transit of Venus occurs. The next pair are predicted to occur in 2117 and 2125.source
- 2012June 18 – Shenzhou 9, a Chinese spacecraft carrying three Chinese astronauts, including the first-ever female, docks manually with orbiting module Tiangong-1, making this the third country, after the United States and Russia, successfully to perform the mission.source
- 2012June 30 – An extra leap second (23:59:60) is added to end of June. The last time this occurred was in 2008.source
- 2012July 4 – CERN announces the discovery of a new particle with properties consistent with the Higgs boson after experiments at the Large Hadron Collider.source
- 2012July 21 – F-1 satellite was launched.Vietnamsource
- 2012August 6 – Curiosity, the Mars Science Laboratory mission's rover, successfully lands on Mars.source
- 201211 August – Usain Bolt wins a third gold medal of the 2012 Olympics as he anchors Jamaica's sprint relay team to a world record.Jamaicasource
- 2012August 25 – The Voyager 1 space probe becomes the first human-made object to successfully exit the Solar System and enter Interstellar space, and to an extent, becoming the first Interstellar probe, pioneering Interstellar exploration.source
- 2012September 4 – Windows 7 overtakes Windows XP in market share globally.source
- 2012October 14 – Austrian skydiver Felix Baumgartner becomes the first person to break the sound barrier without any machine assistance, during a record space dive out of the Red Bull Stratos helium-filled balloon from 128,000 ft (24 mi) over Roswell, New Mexico in the United States.source
- 2012October 26 – Microsoft releases Windows 8 to the general public.source
- 2012November 13 – A total solar eclipse occurs in parts of Australia and the South Pacific. It is the 45th of 72 solar eclipses of Solar Saros 133.source
- 2012December 9: F1 driver Lewis Hamilton came to Malta with driving a Vodafone McLaren F1 car.Maltasource
- 2012December 12 – North Korea successfully launches satellite Kwangmyongsong-3 Unit 2.source
- 2012December 21 – The music video for Psy's "Gangnam Style" becomes the first YouTube video to reach a billion views.source
- 2012December 28 – Japanese supercentarian Jiroemon Kimura surpasses the final age of Danish-American supercentarian Christian Mortensen of 115 years, 252 days and becomes the oldest validated man in recorded history.source
- 2012Indonesia at the 2012 Summer ParalympicsIndonesiasource
- 2012University of Science and Technology of TogoTogosource
- 2013February 7 – The Azerbaijan National Aerospace Agency launched its first satellite AzerSat 1 into orbit on 7 February 2013 from Guiana Space Centre in French Guiana at orbital positions 46° East.Azerbaijansource
- 201316 March – Cyprus defeat Bulgaria 79–10 in the European Nations Cup Second Division to earn their 18th consecutive Test victory. This at least ties the all-time record for consecutive Test wins, and (depending on the source) may be a new record.Cyprussource
- 20133 May - The world's largest rubber duck is moved to Hong Kong.Hong Kongsource
- 2013May 15 – Researchers from Oregon Health & Science University in the United States describe the first production of human embryonic stem cells by cloning, in a study published in the scientific journal Nature.source
- 2013July 17 - In a new law the United Arab Emirates is offering citizens a gram of gold for every kilogram of weight they lose in an attempt to curb the rising obesity rate in the nation.United Arab Emiratessource
- 2013Ita Okon Bassey Ewa – Minister of Science & TechnologyNigeriasource
- 2013October 17 – Microsoft releases Windows 8.1.source
- 20133 November – A total solar eclipse was visible in the country.Gabonsource
- 2013November 5 – The uncrewed Mars Orbiter Mission is launched by India from its launch pad in Sriharikota.source
- 201315 November – Costa Rican scientist-engineer Sandra Cauffman (née Sandra María del Socorro Molina Rojas) participated in the American space agency NASA's first press conference in the Spanish language. The event was broadcast live on NASA TV and discussed the agency's mission to Mars called MAVEN (Mars Atmosphere and Volatile EvolutioN), of which Cauffman is the Deputy Project Manager.Costa Ricasource
- 2013December 14 – Chinese uncrewed spacecraft Chang'e 3, carrying the Yutu rover, becomes the first spacecraft to "soft"-land on the Moon since 1976 and the third ever robotic rover to do so.source
- 2013Indonesia at the 2013 Summer UniversiadeIndonesiasource
- 20141 January – A SriLankan Airlines flight to London Heathrow Airport is forced to return to Bandaranaike International Airport after a crack appears on the wind screen.Sri Lankasource
- 2014January 5 – A launch of the communication satellite GSAT-14 aboard the GSLV Mk.II D5 marks the first successful flight of an Indian cryogenic rocket engine.source
- 201422 January – Chile 4–0 Costa Rica.Costa Ricasource
- 2014February 7 – A man attempts to hijack a Pegasus Airlines flight from Kharkiv, and demands to be flown to Sochi; the pilots turned off the inflight monitors and landed in Istanbul, Turkey, where the passenger was arrested.Ukrainesource
- 2014March 7 – A statue of Iset, daughter of King Amenhotep III who was the grandfather of Tutankhamun and ruler of Ancient Egypt around 3,350 years ago, has been unearthed by a team of Egyptian and European archaeologists. The statue, which depicts Iset alone without her father, is the first of its kind ever discovered.Egyptsource
- 2014April 14: Malta became the first European state to add recognition of gender identity to its constitution as a protected category.Maltasource
- 2014June 17 – North Korean propaganda videos show that they have developed a cruise missile similar to the Russian Kh-35 model.North Koreasource
- 2014September 24 – The Mars Orbiter Mission, popularly known as Mangalyaan, which was launched on 5 November 2013 by the Indian Space Research Organisation, reached Martian orbit, making India the first Asian country to successfully reach Mars.source
- 2014October 24 – Alan Eustace, an American computer scientist, sets a world record highest and longest free fall jump from 135,908 ft over Roswell, New Mexico, United States, breaking the sound barrier without any machine assistance during a record space dive out of a massive helium-filled balloon. His descent to Earth lasts 4 minutes 27 seconds and stretches nearly 26 mi with peak speeds exceeding 822 mph, setting new world records for the highest free-fall jump and total free-fall distance 123,414 ft.source
- 2014November 2 – The Intergovernmental Panel on Climate Change (IPCC) releases the final part of its Fifth Assessment Report, warning that the world faces "severe, pervasive and irreversible" damage from global emissions of CO 2 .source
- 201410 November - An employee at the Lithuanian state air navigation company was charged with espionage. He was suspected of spying on civilian and military air operations on behalf of Belarus.Lithuaniasource
- 2014November 12 – The uncrewed Rosetta spacecraft's Philae probe successfully lands on Comet 67P, the first time in history that a spacecraft has landed on such an object.source
- 2014November 29 - In an effort to make the UAE a world leader in innovation, the UAE Cabinet approved the designation of 2015 as the Year of Innovation.United Arab Emiratessource
- 2014December 3 – The Japanese space agency, JAXA, launches uncrewed spaceprobe Hayabusa2 from the Tanegashima Space Center on a six-year round-trip mission to Ryugu to collect rock samples.source
- 2015January 27 - Australia wins 2–0 against United Arab Emirates to advance to the 2015 AFC Asian Cup Final for the second consecutive time.United Arab Emiratessource
- 2015February 2 – Iran's Fajr satellite is successfully placed in the orbit.Iransource
- 2015February 7 – North Korea test fires a new "ultra-precision" intelligent anti-ship missile which is to be deployed across its navy.North Koreasource
- 20159 February - Aistė Diržiūtė becomes the first Lithuanian actress to win Shooting Stars Award.Lithuaniasource
- 2015March 6 – NASA's Dawn probe enters orbit around Ceres, becoming the first spacecraft to visit a dwarf planet.source
- 2015March 20 – A total solar eclipse is visible in the north Atlantic, Faroe Islands, and Svalbard. It is the 61st eclipse of the 120th saros cycle.source
- 2015April 4 – The April 2015 lunar eclipse is visible in Asia, Australia, Pacific and the Americas. It is a shallow total lunar eclipse, with 0.08% of that diameter inside of Earth's umbral shadow, and is the 30th eclipse of the 132nd saros cycle.source
- 2015June 30 – An extra leap second (23:59:60) is added to end of June. The last time this occurred was in 2012.source
- 2015July 14 – NASA's New Horizons spacecraft performs a close flyby of Pluto, becoming the first spacecraft in history to visit the distant world.source
- 2015September 7 - A bolide over Bangkok and other locations flared up for several seconds in early morning.Thailandsource
- 2015September 10 – Scientists announce the discovery of Homo naledi, a previously unknown species of early human in South Africa.source
- 2015September 13 – A partial solar eclipse is visible in southern Africa, the southern Indian Ocean, and Antarctica. It is the 54th eclipse of Saros cycle 125.source
- 2015September 14 – First observation of gravitational waves: Gravitational waves are detected for the first time, by LIGO. This is not announced until February 11, 2016.source
- 2015September 28 – NASA announces that liquid water has been found on Mars.source
- 201513 October – After two days of fighting for survival, Fransiskus Susbihardayan, the only sole survivor of the crash was found alive from the missing Eurocopter. The others were still missingIndonesiasource
- 2015December 22 – SpaceX lands an uncrewed Falcon 9 rocket, the first reusable rocket to successfully enter orbital space and return.source
- 2015Pakistani cricket team in New Zealand in 2014–15Pakistansource
- 2015Serbia in the Eurovision Song Contest 2015Serbiasource
- 201615 January – the geostationary telecommunications satellite Belintersat-1 was launched for the Belarusian government's company Belintersat.Belarussource
- 2016January 16 – The International Atomic Energy Agency announces that Iran has adequately dismantled its nuclear weapons program, allowing the United Nations to lift sanctions immediately.source
- 2016January 16 – After the IAEA confirms that Iran met the relevant requirements under the Joint Comprehensive Plan of Action (JCPOA), all nuclear-related sanctions are lifted by the UN, the EU, and the United States as part of "Implementation Day."Iransource
- 2016February 7 – North Korea launches a reconnaissance satellite named Kwangmyŏngsŏng-4 into space, it is condemned internationally as a long-range ballistic missile test.source
- 2016March 14 – The ESA and Roscosmos launch the joint ExoMars Trace Gas Orbiter on a mission to Mars.source
- 2016March 19 – A controversial video made by Red Bull, which showed a foreign man jumping on Borobudur, was condemned by netizens in Indonesia and residents of the area. Red Bull then pulled the video from its Facebook page.Indonesiasource
- 2016The United Nations Security Council adopts Resolution 2276 on 24 March, extending the mandate of the Panel of Experts on North Korea's weapons of mass destruction until 24 April 2017.North Koreasource
- 201625 MARCH-Pakistan Cricket Star SHAHID KHAN AFRIDI Played His last INTERNATIONAL Match(T20) for Pakistan against AUSTRALIA (AUSTRALIA Won match by 21 Runs)Pakistansource
- 2016July 5 – NASA's Juno spacecraft enters orbit around Jupiter and begins a 20-month survey of the planet.source
- 2016July 6 – The augmented reality mobile game Pokémon Go is released, breaking numerous records in terms of sales and revenue.source
- 2016July 22 – The final videocassette recorder is manufactured by the Japanese company Funai.source
- 2016August 12: Scientists say Greenland sharks are now known to be the longest-living vertebrates on Earth, after researchers at the University of Copenhagen, using radiocarbon dating, determined the ages of 28 of the animals, and estimated that one female was about 400 years old. The former vertebrate record-holder was a Bowhead whale estimated to be 211 years old.Greenlandsource
- 2016September 1 – An annular solar eclipse was visible from Gabon, the Republic of the Congo, the Democratic Republic of Congo, Tanzania, Mozambique and Madagascar.source
- 2016September 8 – NASA launches OSIRIS-REx, its first asteroid sample return mission. The probe visited Bennu from 2018 to 2021 and would return samples to Earth on September 24, 2023.source
- 201610: Discovering of the Gancedo meteorite, the second-largest known fragment of the meteor shower that fell in Campo del Cielo, in Charata, Chaco Province, Argentina.Argentinasource
- 201610 October – Czech botanists announce the discovery of a new species of Thismia in Borneo.Czech Republicsource
- 2016October 15 – 150 nations meet at the United Nations Environment Programme (UNEP) summit in Rwanda and agree to phase out hydrofluorocarbons (HFCs) as an amendment to the Montreal Protocol.source
- 2016December 28 – The chemical elements 113, 115, 117 and 118 are officially named Nihonium, Moscovium, Tennessine and Oganesson.source
- 201721 January - Jammeh reportedly leaves the Gambia for a plane to Guinea.Gambiasource
- 2017February 11 – North Korea prompts international condemnation by test firing a ballistic missile across the Sea of Japan.source
- 2017February 26 – An annular solar eclipse is visible from Pacific, Chile, Argentina, Atlantic, Africa. It is the 29th eclipse of the 140th saros cycle (descending node), which started with a partial solar eclipse visible in the Southern Hemisphere on April 16, 1512, and will conclude with another partial solar eclipse visible in the Northern Hemisphere on June 1, 2774.source
- 2017March 3 – Nintendo releases the Switch worldwide.source
- 2017March 30 – SpaceX conducts the world's first reflight of an orbital-class rocket.source
- 2017March – The Puerto Rico national baseball team was the runner up in the 2017 World Baseball ClassicPuerto Ricosource
- 2017April 13 – In the 2017 Nangarhar airstrike, the U.S. drops the GBU-43/B MOAB, the world's largest non-nuclear weapon, at an ISIL base in the Nangarhar Province of eastern Afghanistan.source
- 201719 April - Moldova is granted observer Status in the Eurasian Economic Union in April 2017.Moldovasource
- 2017June 10 – The 2017 World Expo is opened in Astana, Kazakhstan.source
- 201711 June – Iran sends five planes of food to Qatar, with more underway.Qatarsource
- 2017August 7/8 - Partial Lunar eclipse visible from entire Nepal.Nepalsource
- 2017August 17 – The first observation of a collision of two neutron stars (GW170817) is hailed as a breakthrough in multi-messenger astronomy when both gravitational and electromagnetic waves from the event are detected. Data from the event provided confirmatory evidence for the r-process theory of the origin of heavy elements like gold.source
- 2017August 21 – A total solar eclipse (nicknamed "The Great American Eclipse") is visible within a band across the entire contiguous United States of America, passing from the Pacific to the Atlantic coasts. The moon was just 3 days past perigee, making it relatively large.source
- 2017September 15 – Cassini–Huygens ends its 13-year mission by plunging into Saturn, becoming the first spacecraft to enter the planet's atmosphere.source
- 2017November 2 – A new species of orangutan is identified in Indonesia, becoming the third known species of orangutan as well as the first great ape to be described for almost a century.source
- 2017November 20 – Nature publishes an article recognising the high-velocity asteroid ʻOumuamua as originating from outside the Solar System, i.e. the first known interstellar object.source
- 20173 December - President Nicolás Maduro announces the creation of a new cryptocurrency the petro.Venezuelasource
- 2017December – Rebetiko, a Greek music genre, is added to UNESCO Intangible Cultural Heritage Lists.Greecesource
- 2017148 tabua are repatriated to Fiji from New Zealand on the 29 of MayFijisource
- 2018January 24 – Scientists in China report in the journal Cell the creation of the first monkey clones using somatic cell nuclear transfer, named Zhong Zhong and Hua Hua.source
- 2018January 31 – A total lunar eclipse takes place, the 49th eclipse of Lunar Saros 124. This was referred to by the media as a 'super blue blood moon' as it was close to a supermoon, with perigee being on January 30, and a blue moon eclipse, the first since 1982.source
- 20181 February – United States lawmakers nominate Joshua Wong, Nathan Law, Alex Chow and other contributors to the Umbrella Movement for the Nobel Peace Prize.Hong Kongsource
- 2018February 6 – SpaceX successfully conducts its maiden flight of its most powerful rocket to date, the Falcon Heavy, from LC39A at John F. Kennedy Space Center in Florida.source
- 2018March 9-18: Belarus takes part in the 2018 Winter Paralympics in PyeongChang, South Korea.Belarussource
- 2018March 12 – In line with international regulations, the Indonesian Ministry of Transportation issued an announcement to ban passengers from bringing battery charger into the cabin of an aircraft.Indonesiasource
- 2018April 18 – NASA's Transiting Exoplanet Survey Satellite (TESS) is launched.source
- 2018May 5 – NASA's space probe InSight is launched. It landed on Mars on November 26 and uses a drill to conduct geological science.source
- 201826 May – Sri Lankan marine biologist Asha de Vos was awarded the Golden Alumni Award in the Professional Achievement category at the first edition of the British Council Golden Alumni awards.Sri Lankasource
- 2018July 25 – Scientists report the presence of a subglacial lake on Mars, 1.5 km below the southern polar ice cap and extending sideways about 20 km, the first known body of water on the planet.source
- 2018July 27 – The longest total lunar eclipse of the 21st century occurs, lasting 102 minutes and 57.3 seconds, but the longest total lunar eclipse of the 3rd millennium will occur on May 12, 2264, lasting 106 minutes and 13.2 seconds, over 3 minutes longer than this eclipse. It was the 38th eclipse of Lunar Saros 129, with an umbral eclipse magnitude of 1.60868. The total lunar eclipse with the greatest magnitude in the 21st century will occur on June 26, 2029, with an umbral eclipse magnitude of 1.84362.source
- 201827 July - A total lunar eclipse takes place in Malta, along with other countriesMaltasource
- 2018July 31 – Mars makes its closest approach to Earth since 2003, four days after reaching opposition.source
- 201811 October – The flight of the Soyuz MS-10 rocket from Baikonur Cosmodrome to the International Space Station is aborted during launch following the failure of the booster rocket. The two-man crew lands safely near Jezkazgan.Kazakhstansource
- 2018October 19 – The uncrewed European-Japanese spacecraft BepiColombo is launched on a seven-year journey to Mercury.source
- 2018October 30 – NASA's Kepler space telescope mission ends after the spacecraft runs out of fuel.source
- 201830 October – KhalifaSat, the first entirely Emirati-made satellite, is launched into orbit.United Arab Emiratessource
- 2018November 5 – Two U.S. space probes simultaneously (and coincidentally) reach "opposite" milestones in relation to the solar heliosphere: Voyager 2 passed through the heliopause, the outer limit of the Sun's magnetic field, into interstellar space within hours of the Parker Solar Probe reaching its first perihelion, the closest point to the Sun on its initial orbit.source
- 2018November 26 – NASA's InSight probe successfully lands on the surface of Mars.source
- 2018December 3 – NASA reports the arrival of the OSIRIS-REx probe at Bennu, the agency's first sample-return mission to an asteroid.source
- 2018Ahmed Zawad Chowdhury won the first gold medal for Bangladesh in the International Mathematical Olympiad.Bangladeshsource
- 2019January 1 – New Horizons makes a close approach to the Kuiper belt object (KBO) 486958 Arrokoth at 05:33 UTC.source
- 2019January 3 – Chinese probe Chang'e 4 becomes the first artificial object to land on the far side of the Moon.source
- 20195 February 2019 - The Saudi satellite SGS-1 was launched.Saudi Arabiasource
- 2019February 21 – SpaceIL launches the Beresheet probe, the world's first privately financed mission to the Moon.source
- 2019March 3 – An uncrewed demonstration flight of the new crew capable version of the SpaceX Dragon spacecraft, intended to carry American astronauts into space, achieves successful autonomous docking with the International Space Station.source
- 201914 March – 2019 Special Olympics World Summer Games begins in Abu Dhabi.United Arab Emiratessource
- 20194 April − Janaka Kanchana sets a new Guinness World Record by breaking 50 concrete slabs on his chest within 5 minutes and 40 seconds.Sri Lankasource
- 2019April 10 – Fossil fragments found in the Callao Cave in the Philippines reveal the existence of a new species of human, the Homo luzonensis. The species is named after Luzon, where the fossils were discovered.source
- 2019April 10 – Scientists from the Event Horizon Telescope project announce the first ever image of a black hole, located in the centre of the M87 galaxy.source
- 2019April 18 – NepaliSat-1 is launched. It is Nepal's first ever research satellite to be sent into space.source
- 2019April 18 - NepaliSat-1, the first ever research satellite to be sent to space by Nepal launches.Nepalsource
- 2019April 25 – North Korean leader Kim Jong Un visits Russia to hold a series of summits with Russian leaders, including President Vladimir Putin.source
- 2019April – The Okavango Blue, a 20-carat blue diamond, is unveiled.Botswanasource
- 2019June 20 – 2019 Iranian shoot-down of American drone: Iran shoots down a U.S. RQ-4 Global Hawk surveillance drone over the Strait of Hormuz after claiming it violated their airspace. The U.S. claims it has been shot down in international airspace in an "unprovoked attack".source
- 2019July 1 – The International Atomic Energy Agency confirms that Iran has breached the limit on its stockpile of enriched uranium.source
- 2019July 2 – A total solar eclipse occurs over South America. It is the 58th solar eclipse from Saros cycle 127.source
- 2019September 6 – Chandrayaan-2, India's second lunar probe, is successfully placed in lunar orbit, but the lander Vikram crashes into the surface of the Moon.source
- 2019September 7 – Ukrainian filmmaker Oleg Sentsov and 66 others are released in a prisoner exchange between Ukraine and Russia.source
- 2019September 11 – Astronomers announce the detection of water in the atmosphere of exoplanet K2-18b, the first such discovery for an exoplanet in the habitable zone around a star.source
- 2019September 30 – The Republic of Ireland promises to plant 440 million trees in twenty years to combat climate change.source
- 2019October 18 – NASA astronauts Jessica Meir and Christina Koch conduct the first all-female spacewalk outside of the International Space Station.source
- 2019October 23 – Google announces that its 53-qubit "Sycamore" processor has achieved quantum supremacy. IBM disputes the claim.source
- 2019November 5 – 11,000 scientists from around the world publish a study in the journal BioScience, warning "clearly and unequivocally that planet Earth is facing a climate emergency".source
- 2019November 25 – The World Meteorological Organization reports that levels of heat-trapping greenhouse gases in the atmosphere have reached another new record high of 407.8 parts per million, with "no sign of a slowdown, let alone a decline."source
- 2019December 18 – The CHEOPS space telescope, whose mission is to study the formation of extrasolar planets and determine their precise radius, likely density and internal structure, is launched.source
- 2019December 20 – The United States founds the United States Space Force, a branch of the United States Armed Forces dedicated to space warfare.source
- 201920 December – Ethiopia launches the first experimental satellite into space with the help of China from Taiyuan Satellite Launch Center.Ethiopiasource
- 2019December 26 – An annular solar eclipse is visible from South Asia. This is a part of Saros 132.source
- 2019December 30 - Carlos Ghosn escapes from Japan and arrives in Beirut.Lebanonsource
- 2019Commune of the Juan Fernández IslandsSolomon Islandssource
- 2020January 9 – A rare, circumbinary planet called TOI 1338-b is discovered.source
- 2020February 13 – NASA publishes a detailed study of Arrokoth, the most distant body ever explored by a spacecraft.source
- 2020Coca-Cola games begins with zone 1 kicking off.Fijisource
- 2020March 9 – Guatemala launches its first satellite, the Quetzal 1.Guatemalasource
- 20208 April – A Spanish-Eritrean group has discovered the remains of million-year-old fossil remains of large animals and plants along with tools that will help us better understand the climate and ecology of the Engel Ela-Ramud area during the Pleistocene Epoch.Mauritiussource
- 2020April 10 – The ESA/JAXA space probe BepiColombo makes its final gravity assist around Earth and begins to depart for Venus, where it will make several gravity assist maneuvers before finally arriving at Mercury in 2025.source
- 2020April 22 – Iran's Islamic Revolutionary Guard Corps deploys the country's first military satellite, using a new satellite carrier called "Ghased" ("Messenger").source
- 2020April 28 – A fast radio burst is detected from the Magnetar SGR 1935+2154, the first ever detected inside the Milky Way, and the first to be linked to a known source.source
- 2020April 29 – (52768) 1998 OR2, a near-Earth asteroid that is 2 kilometers (1.2 mi) wide, makes a close approach of 0.042 AU (6.3 million km; 16 LD) to Earth. It will not approach closer than this until 2079.source
- 2020April 30 – NASA officially selects SpaceX, Blue Origin, and Dynetics to build its next-generation lunar lander to carry American astronauts to the Moon by 2024.source
- 2020May 6 – Astronomers announce the discovery of the first black hole located in a star system visible to the naked eye.source
- 2020May 15 – Researchers announce a 2.5 cm millipede fossil belonging to the Kampecaris genus, discovered on the island of Kerrera in the Scottish Inner Hebrides, is the world's oldest-known land animal, which lived 425 million years ago in the Silurian period.source
- 2020May 30 – The first crewed flight of the SpaceX Dragon 2 (initially scheduled for May 27 but delayed due to weather) is launched from Cape Canaveral, Florida, the first crewed spacecraft to take off from U.S. soil since the retirement of the Space Shuttle in 2011.source
- 2020June 2 – A US$5 billion class action lawsuit is filed against Alphabet Inc. and Google, alleging the company violates users' right to privacy by tracking them in Chrome's incognito mode.source
- 2020June 3 – SpaceX successfully launches and deploys 60 Starlink satellites into a low Earth orbit from Cape Canaveral Air Force Station, bringing the total number of Starlink satellites in orbit to 482.source
- 202020 July: Krisztián Forró elected as new leader of SMK, member party of MKÖ-MKS.Slovakiasource
- 2020July 30 – NASA successfully launches its Mars 2020 rover mission to search for signs of ancient life and collect samples for return to Earth. The mission includes technology demonstrations to prepare for future human missions.source
- 2020August 17 – Galapagos National Park authorities say 30 new species of invertebrates in deep water surrounding the Galapagos Islands have been discovered.Ecuadorsource
- 2020September 3 – After several delays, the first Slovene-built satellites, Nemo HD and Trisat, are carried successfully to space by Vega launch vehicle.Sloveniasource
- 2020September 14 – The Royal Astronomical Society announces the detection of phosphine in Venus' atmosphere, which is known to be a strong predictor for the presence of microbial life.source
- 2020September 14 – The first discovery of the perfectly preserved remains of a cave bear, believed to be 22,000 to 39,500 years old (Late Pleistocene), is made in Lyakhovsky Islands, Siberia in the thawing permafrost.source
- 202014 September – Satellite imagery shows that a big chunk of ice shattered into many small pieces from the last remaining ice shelf in Nioghalvfjerdsfjorden, Greenland.Greenlandsource
- 2020October 20 – NASA's OSIRIS-REx spacecraft briefly touches down on Bennu, becoming the agency's first probe to retrieve samples from an asteroid, with its cargo later successfully returning to Earth on September 24, 2023.source
- 2020October 26 – NASA confirms the existence of molecular water on the sunlit side of the Moon, near Clavius crater, at concentrations of up to 412 parts per million.source
- 2020November 15 – NASA and SpaceX launch the SpaceX Crew-1 mission from Kennedy Space Center Launch Complex 39A to the ISS, the first operational flight of the Crew Dragon capsule.source
- 2020November 19 – Shuggie Bain by Douglas Stuart wins the 2020 Booker Prize.source
- 2020November 30 – Protein folding, one of the biggest mysteries in biology, is solved by AlphaFold, an artificial intelligence algorithm developed by DeepMind.source
- 2020December 1 – The Arecibo Telescope of the Arecibo Observatory collapses, just weeks after the announcement of its planned demolition.source
- 2020December 1 – The Arecibo Telescope collapses.Puerto Ricosource
- 2020December 14 – A total solar eclipse is visible from parts of the South Pacific Ocean, southern South America, and the South Atlantic Ocean.source
- 2020December 18 – Media outlets report that astronomers have detected a radio signal, BLC1, apparently from the direction of Proxima Centauri, the closest star to the Sun. Astronomers have stated that this and other, yet unpublished, signals, are thought to likely be "interference that we cannot fully explain" and that it appears to be among the two strongest candidates for a radio signal humanity received from extraterrestrial intelligence so far.source
- 2020December 21 – A great conjunction of Jupiter and Saturn occurs, with the two planets separated in the sky by 0.1 degrees. This is the closest conjunction between the two planets since 1623.source
- 2021February 8 – The government conservation department and conservation groups announce the successful reintroduction into the wild of two male and two female spotted hyenas in Zinave National Park for the first time in forty years.Mozambiquesource
- 2021February 9 – The UAE's uncrewed Hope spacecraft becomes the first Arabian mission successfully to enter orbit around Mars.source
- 2021February 18 – NASA's Mars 2020 mission (containing the Perseverance rover and Ingenuity helicopter drone) lands on Mars at Jezero Crater, after seven months of travel.source
- 202118 February – The government creates the National Ministry for Extraterrestrial Space Affairs, The Moon and Other Celestial Bodies. It will be under the control of the Nicaraguan army.Nicaraguasource
- 2021March 1 – The French/Guatemalan movie La Lollorona is nominated for a Golden Globe Award.Guatemalasource
- 2021April 15 – Scientists announce they successfully injected human stem cells into the embryos of monkeys, creating chimera-embryos.source
- 202117 April – Three crewmen from the International Space Station griping their spacejet of Soyuz MS-17 land on Kazakh Soil.Kazakhstansource
- 2021April 19 – NASA's Ingenuity helicopter, part of the Mars 2020 mission, performs the first powered flight on another planet in history.source
- 2021April 22 – World leaders mark Earth Day by hosting a virtual summit on climate change, during which more ambitious targets for greenhouse gas emission reductions are proposed, including a 40% cut by 2030 for the United States.source
- 2021April 29 – The China National Space Administration launches the first module of its Tiangong space station, named Tianhe, beginning a two-year effort to build the station in orbit.source
- 2021May 13 – Three rockets launched from the Qlaileh region towards Israel, landing in the Mediterranean Sea. This comes amidst the 2021 Israel-Palestine crisis.Lebanonsource
- 2021May 14 – The China National Space Administration lands its Zhurong rover at Utopia Planitia on Mars, making China the fourth country to land a spacecraft on the planet and only the second to land a rover.source
- 2021May 26 – Shell becomes the first company to be legally mandated to align its carbon emissions with the Paris climate accord, following a landmark court ruling in the Netherlands.source
- 2021June 7 – The Juno spacecraft performs its only flyby of Jupiter's moon Ganymede, the first flyby of the moon by any spacecraft in over 20 years.source
- 2021June 10 – An annular solar eclipse is visible from Canada, Greenland, the North Pole, and the Russian Far East.source
- 2021June 17 – The China National Space Administration sends its first three astronauts to occupy the Tiangong Space Station, the country's first space station.source
- 2021June – The Central Tuli Game Reserve becomes the first nature reserve in Botswana to use Smart Parks sensor systems to track wildlife.Botswanasource
- 2021July 19 – Blue Origin successfully conducts its first human test flight, with a reusable New Shepard rocket delivering four crew members into space including its founder Jeff Bezos.source
- 2021July 28 – The first direct observation of light from behind a black hole is reported, confirming Einstein's theory of general relativity.source
- 2021July 29 – Roscosmos' Nauka laboratory docks with the International Space Station following a protracted seventeen-year development and launch on 21 July. Hours after docking, a malfunction of its thrusters causes a temporary loss of control of the station, spinning it up to 45 degrees from its normal orbital attitude.source
- 2021August 11 - new road traffic rules come in effect, among those right turn on red in intersections with special road signs.Sloveniasource
- 2021August 30 – The UN Environment Programme announces that leaded petrol in road vehicles has been phased out globally, a hundred years after its introduction.source
- 2021September 16 – Inspiration4, launched by SpaceX, becomes the first all-civilian private spaceflight, carrying a four-person crew on a three-day orbit of the Earth. Sian Proctor becomes first female commercial astronaut spaceship pilot and Hayley Arceneaux becomes first astronaut with a prosthesis.source
- 202119 September – Kabul Airlift: A Qatar Airways charter flight carrying 200 passengers, including Afghans and Americans, departs from Kabul International Airport to Qatar.Qatarsource
- 2021October 16 – The Lucy spacecraft is launched by NASA, the first mission to explore the Trojan asteroids.source
- 2021November 16 – Russia draws international condemnation following an anti-satellite weapon test that creates a cloud of space debris, threatening the International Space Station.source
- 2021November 24 – NASA launches the Double Asteroid Redirection Test (DART), the first attempt to deflect an asteroid for the purpose of learning how to protect Earth.source
- 2021December 25 – NASA, ESA, the Canadian Space Agency and the Space Telescope Science Institute launch the James Webb Space Telescope, the successor of the Hubble Space Telescope.source
- 202224 January – The High Court of Botswana upholds the exclusive license of Fresh Standard to cultivate cannabis, ruling that it was improperly withdrawn.Botswanasource
- 2022February 9 – The biggest breakthrough in fusion energy since 1997 is reported at the Joint European Torus in Oxford, the UK, with 59 megajoules produced over five seconds (11 megawatts of power), more than double the previous record.source
- 202217 February – Panama-flagged car carrier MV Felicity Ace is abandoned approximately 90 nautical miles southwest of the Azores following a severe fire on board. The ship's entire 22-man crew safely evacuates using lifeboats.Panamasource
- 2022February 27 – European nations ban Russian flights in their airspace.source
- 2022February 28 – The Intergovernmental Panel on Climate Change (IPCC) releases the second part of its Sixth Assessment Report on climate change. It concludes that many impacts are on the verge of becoming "irreversible".source
- 2022March 1 – World Athletics bans both Russia and Belarus from competing in all of its events.source
- 2022April 4 – The Intergovernmental Panel on Climate Change (IPCC) releases the third and final part of its Sixth Assessment Report on climate change, warning that greenhouse gas emissions must peak by 2025 at the latest and decline 43% by 2030, in order to limit global warming to 1.5 °C (2.7 °F).source
- 2022April 6 – The first known dinosaur fossil linked to the very day of the Chicxulub impact is reported by palaeontologists.source
- 2022April 20 – A European Southern Observatory team announce the discovery of micronovae, a new type of exploding star.source
- 2022April 22 – The Large Hadron Collider recommences full operations, three years after being shut down for upgrades.source
- 2022April 25 – A rocket is fired from Lebanon into Matzuva, Israel. Israel responds by firing at targets in Lebanon.Lebanonsource
- 2022May 12 – The Event Horizon Telescope collaboration reveals its first image of Sagittarius A*, the supermassive black hole at the centre of the Milky Way.source
- 20221 June – Taiwan imposes an export ban of all modern computer chips to Russia and Belarus, as well as any technology and equipment used to manufacture them.Belarussource
- 20225 June – Russian Foreign Minister Sergey Lavrov cancels his scheduled visit to Serbia after neighbouring states in the Balkans refuse to let Lavrov's plane use their airspace.Serbiasource
- 2022July 11 – The first operational image from the James Webb Space Telescope, showing the galaxy cluster SMACS 0723, is revealed to the public.source
- 202223 August – Three new Cyber laws come into effect; the Computer Crime and Cyber Crime Act, 2022, the Data Protection Act, 2022, and the Electronic Communications and Transactions Act, 2022.Eswatinisource
- 2022November 16 – NASA launches Artemis 1, the first uncrewed mission of its Space Launch System, the most powerful rocket ever to reach orbit. The onboard Orion capsule orbits the Moon before returning to Earth, as a demonstration of planned human missions.source
- 2022November 30 – OpenAI releases ChatGPT, an artificial intelligence chatbot able to answer questions and write essays.source
- 2022December 19 – At the UN Biodiversity Conference (COP15), nearly 200 countries agree a landmark deal to protect a third of the planet for nature by 2030.source
- 2022Sudan at the 2021 Islamic Solidarity GamesSudansource
- 2022Tanzania at the 2022 Commonwealth GamesTanzaniasource
- 2023January 23 – Trinidad and Tobago’s Energy Minister Stuart Young proposes the creation of a Caribbean energy alliance with Guyana and Suriname during an energy conference in Port of Spain.Trinidad and Tobagosource
- 20231 February – Jamaica implements the Road Traffic Act 2018 and a digitised Traffic Ticket Management System; pre-2018 tickets are nullified, and points for later tickets are expunged if paid.Jamaicasource
- 202310 February – A Russian missile launched as part of an attack against Ukrainian infrastructure crosses the airspace of Moldova.Moldovasource
- 2023March 20 – The Intergovernmental Panel on Climate Change (IPCC) releases the synthesis report of its Sixth Assessment Report on climate change.source
- 202325 March: Russian President Vladimir Putin announces that Russia will station tactical nuclear weapons in Belarus by July. The nuclear missiles will be operated by Russian forces. It will be the first time that Russian nuclear weapons have been deployed abroad since 1996.Belarussource
- 2023April 20 – SpaceX's Starship rocket, the largest and most powerful rocket ever built, launches for the first time in a test flight from Texas. It explodes four minutes after launch.source
- 2023May 14 – The 49th G7 summit takes place in Hiroshima, Japan. Ukrainian president Volodymyr Zelenskyy arrives in Japan on the second day of the summit.source
- 2023August 1 – Global warming: The world's oceans reach a new record high temperature of 20.96 °C, exceeding the previous record in 2016. July is also the hottest month on record for globally averaged surface air temperatures by a considerable margin (0.3 °C).source
- 2023August 23 – India's Chandrayaan-3 becomes the first spacecraft to land near the south pole of the Moon, carrying a lunar lander named Vikram and a lunar rover named Pragyan.source
- 202330 August – Sherine Hussain of Bahrain sets a world sub-junior record with a remarkable deadlift of 156.5 kilograms.Bahrainsource
- 2023September 2 – The Indian Space Research Organisation (ISRO) successfully launches Aditya-L1, India's first solar observation mission.source
- 202320 September – The oldest known wooden structure, a 476,000 year old log structure, is discovered at the Kalambo Falls in Zambia according to a study from the Nature journal.Zambiasource
- 2023October 11 – ExxonMobil announces it will acquire Pioneer Natural Resources for US$65 billion, the first of two major energy industry acquisitions of the month. The second occurs less than two weeks later on 23 October, where Hess announces it will be acquired by Chevron for $50 billion.source
- 2023November 17 – The global average temperature temporarily exceeds 2 °C above the pre-industrial average for the first time in recorded history.source
- 2023November 23 – CENTCOM reports that the USS Thomas Hudner has shot down "multiple" Israel-bound attack drones launched from Houthi-controlled Yemen over the Red Sea. No injuries or damage are reported.Lebanonsource
- 2023December 6 – Google DeepMind releases the Gemini Language Model. Gemini will act as a foundational model integrated into Google's existing tools, including Search and Bard.source
- 202316 December – The Royal Navy's HMS Diamond shoots down a drone launched from Houthi-controlled territory in Yemen over the Red Sea using a Sea Viper missile.Yemensource
- 2024January 19 – Japan becomes the 5th country to achieve a soft landing on the Moon, with its SLIM mission.source
- 2024April 8 – A total solar eclipse is visible across North America.source
- 2024April 23 – Jamaica becomes the 140th UN member state to recognize the State of Palestine.Jamaicasource
- 202425 April – The State Security Committee of the Republic of Belarus says that it had thwarted drone attacks on Minsk launched from Lithuania, which the latter denies.Belarussource
- 202430 April – The National Council approves in the first reading a legislative amendment introduced by the Slovak National Party requiring non-profit organizations (NGOs) which annually receive more than €5,000 from outside Slovakia to register as "organizations with foreign support".Slovakiasource
- 2024June 5 – Starliner Crewed Flight Test launches atop an Atlas V rocket to the ISS.source
- 202429 June - The yearly Danish royal visit begins. King Frederik and Queen Mary land at Pituffik Space Base and are greeted by Prime Minister Múte Bourup Egede.Greenlandsource
- 202423 July: Vanuatu leads a diplomatic effort at the International Court of Justice to rule that states must protect human rights and phase out fossil fuels to address climate change.Vanuatusource
- 202422 August – The world's second largest diamond, measuring 2,492 carats, is discovered at the Karowe mine owned by Lucara Diamond.Botswanasource
- 2024September 12 – The first commercial spacewalk is conducted by entrepreneur Jared Isaacman as part of the Polaris Dawn mission, which also includes the highest altitude orbit by a human crew since the Apollo program.source
- 2024October 12 – The long-period comet C/2023 A3 (Tsuchinshan–ATLAS), described as the "comet of the century", makes its closest approach to Earth.source
- 2024October 13 – SpaceX achieves the first successful return and capture of a Super Heavy booster from Starship, the biggest and most powerful rocket ever to fly.source
- 2024October 14 – The Europa Clipper spacecraft is launched to investigate Europa, an icy moon of Jupiter.source
- 202423 October – A UN helicopter is shot at shortly after taking off from Port-au-Prince, forcing it to land again with no injuries recorded among the 18 people on board.Haitisource
- 2024November 15 – The spotted hyena (Crocuta crocuta) Is rediscovered in the Elba Protected Area of Southeast Egypt, 5,000 years after the species was believed to have been extirpated from the region.source
- 2024November 21 – Researchers using the Very Large Telescope announce the first-ever "close-up" image of a star outside the Milky Way Galaxy, WOH G64.source
- 20249 December – The MongolZ esports team reaches 7th place in HLTV’s global CS2 rankings, becoming the highest-ranked Asian team.Mongoliasource
- 2024December 24 – The Parker Solar Probe breaks the previous record set in 2018 for the closest artificial object to the Sun by 6.1 million kilometers (3.8 million miles), becoming the closest and first man-made object to approach and "touch" the Sun.source
- 2025January 1 – The first versions of the Popeye and Tintin characters have entered the Public domain.source
- 2025January 13 – C/2024 G3 (ATLAS), a non-periodic comet, reaches perihelion, and is dubbed The Great Comet of 2025.source
- 2025January 16 – Blue Origin successfully launches its heavy-lift launch vehicle, New Glenn, on its first attempt, though fails to land its first stage booster as intended.source
- 2025March 2 – Firefly Aerospace becomes the first commercial company to successfully land on the Moon with no technical issues, with its Blue Ghost Mission 1.source
- 2025March 4 – Colossal Biosciences creates woolly mice as part of de-extinction efforts for the woolly mammoth.source
- 2025March 7 – Brunei launches the BruneiID initiative.Bruneisource
- 2025March 8–17 – The 2025 Special Olympics World Winter Games are held in Turin, Italy.source
- 2025April 1 – Fram2 launches aboard a SpaceX Falcon 9 rocket, becoming the first crewed spaceflight to enter a polar retrograde orbit.source
- 2025April 7 – Colossal Biosciences showcases three grey wolves that are genetically modified to exhibit the characteristics of the dire wolf.source
- 2025April 9 – A 4,000-year-old musical instrument is found near Dahwa.Omansource
- 202510 April – A Boeing 737-500 passenger aircraft operated by Varesh Airlines veers off the runway while landing at Dushanbe International Airport from Tehran due to adverse weather conditions. No injuries are reported.Tajikistansource
- 202523 May – Latvia accedes to the Outer Space Treaty.Latviasource
- 2025June 25 – The Axiom Mission 4 is launched. The mission involves four astronauts, including the first astronauts from Poland (Sławosz Uznański-Wiśniewski) and India (Shubhanshu Shukla) since the end of the Cold War.source
- 202513 July – The Maputo National Park is designated as a World Heritage Site by UNESCO as part of an expansion from the ISimangaliso Wetland Park in neighbouring South Africa.Mozambiquesource
- 2025July 23 – The International Court of Justice (ICJ) rules that countries can sue each other over historical emissions of greenhouse gases and the effects of climate change.source
- 202523 July: The International Court of Justice, acting on a case led by Vanuatu, rules that climate change is an "existential threat" and that countries failing to meet their climate obligations could be in breach of international law and liable to reparations claims by affected countries.Vanuatusource
- 2025August 7–17 – The 2025 World Games are held in Chengdu, China.source
- 20252 September – The International Atomic Energy Agency says it found traces of uranium of anthropogenic origin at an undeclared nuclear reactor in Deir ez-Zor Governorate that was attacked by Israel in 2007 and linked to the Assad regime's clandestine nuclear program.Syriasource
- 2025September 27 – The Seven Brothers Islands are designated as biosphere reserves by UNESCO.Djiboutisource
- 2025October 14 – Microsoft ends support for Windows 10 that started in 2015.source
- 2025November 6 – Khaled El-Enany is elected the new Director-General of UNESCO.source
- 2025November 13 – The New Glenn rocket booster lands for the first time.source
- 2025December 20 – German engineer Michaela Benthaus becomes the first wheelchair user to travel into space, aboard the Blue Origin NS-37.source