{"slug": "science-and-discovery", "label": "Science & Discovery", "total": 2148, "centuries": [{"slug": "16th-century-bc", "label": "16th century BC", "count": 8, "span": ["1597 BCE", "1500 BCE"]}, {"slug": "7th-century-bc", "label": "7th century BC", "count": 11, "span": ["665 BCE", "600 BCE"]}, {"slug": "6th-century-bc", "label": "6th century BC", "count": 10, "span": ["572 BCE", "500 BCE"]}, {"slug": "4th-century-bc", "label": "4th century BC", "count": 14, "span": ["389 BCE", "318 BCE"]}, {"slug": "3rd-century-bc", "label": "3rd century BC", "count": 8, "span": ["285 BCE", "200 BCE"]}, {"slug": "2nd-century-bc", "label": "2nd century BC", "count": 8, "span": ["164 BCE", "102 BCE"]}, {"slug": "1st-century-bc", "label": "1st century BC", "count": 13, "span": ["87 BCE", "2 BCE"]}, {"slug": "1st-century", "label": "1st century", "count": 22, "span": ["1 CE", "99 CE"]}, {"slug": "2nd-century", "label": "2nd century", "count": 24, "span": ["100 CE", "194 CE"]}, {"slug": "3rd-century", "label": "3rd century", "count": 9, "span": ["229 CE", "295 CE"]}, {"slug": "4th-century", "label": "4th century", "count": 16, "span": ["320 CE", "395 CE"]}, {"slug": "5th-century", "label": "5th century", "count": 11, "span": ["400 CE", "499 CE"]}, {"slug": "6th-century", "label": "6th century", "count": 12, "span": ["500 CE", "597 CE"]}, {"slug": "7th-century", "label": "7th century", "count": 19, "span": ["614 CE", "698 CE"]}, {"slug": "9th-century", "label": "9th century", "count": 11, "span": ["800 CE", "863 CE"]}, {"slug": "11th-century", "label": "11th century", "count": 17, "span": ["1000 CE", "1096 CE"]}, {"slug": "12th-century", "label": "12th century", "count": 12, "span": ["1100 CE", "1192 CE"]}, {"slug": "13th-century", "label": "13th century", "count": 24, "span": ["1226 CE", "1298 CE"]}, {"slug": "14th-century", "label": "14th century", "count": 14, "span": ["1307 CE", "1396 CE"]}, {"slug": "15th-century", "label": "15th century", "count": 40, "span": ["1402 CE", "1499 CE"]}, {"slug": "16th-century", "label": "16th century", "count": 74, "span": ["1502 CE", "1598 CE"]}, {"slug": "17th-century", "label": "17th century", "count": 145, "span": ["1600 CE", "1699 CE"]}, {"slug": "18th-century", "label": "18th century", "count": 164, "span": ["1700 CE", "1799 CE"]}, {"slug": "19th-century", "label": "19th century", "count": 270, "span": ["1800 CE", "1899 CE"]}, {"slug": "20th-century", "label": "20th century", "count": 841, "span": ["1900 CE", "1999 CE"]}, {"slug": "21st-century", "label": "21st century", "count": 351, "span": ["2000 CE", "2025 CE"]}], "highlights": [{"year": 1544, "year_label": "1544 CE", "section": "Science & Discovery", "date": "January 24", "text": "January 24 – During a solar eclipse visible over the Netherlands, Dutch mathematician and designer Gemma Frisius makes the first recorded use of a camera obscura and uses it to observe the event without directly looking at the Sun. Frisius writes about the event the next year and illustrates it in his book De Radio Astronomica et Geometrica (Regarding rays of light in astronomy and geometry).", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1359947848#January–March", "title": "1544", "revid": 1359947848, "section": "Events › January–March"}}, {"year": 1664, "year_label": "1664 CE", "section": "Science & Discovery", "date": "March 19", "text": "March 19 – Polish astronomer Jan Heweliusz becomes the first native of Poland to be inducted into England's Royal Society.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1372648278#January–March", "title": "1664", "revid": 1372648278, "section": "Events › January–March"}}, {"year": 1753, "year_label": "1753 CE", "section": "Science & Discovery", "date": "November 25", "text": "November 25 – The Russian Academy of Sciences announces a competition among chemists and physicists to provide \"the best explanation of the true causes of electricity including their theory\", with a deadline of June 1, 1755 (on the Julian calendar used in Russia, June 12 on the Gregorian calendar used in Western Europe and the New World).", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1362641691#October–December", "title": "1753", "revid": 1362641691, "section": "Events › October–December"}}, {"year": 1860, "year_label": "1860 CE", "section": "Science & Discovery", "date": "December 1", "text": "December 1 – Charles Dickens publishes the first installment of Great Expectations in his magazine All the Year Round.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371066131#December", "title": "1860", "revid": 1371066131, "section": "Events › December"}}, {"year": 1965, "year_label": "1965 CE", "section": "Science & Discovery", "date": "October 21", "text": "October 21 – Comet Ikeya–Seki approaches perihelion, passing 450,000 km mi from the sun.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1368843670#September–October", "title": "1965", "revid": 1368843670, "section": "Events › September–October"}}, {"year": 2012, "year_label": "2012 CE", "section": "Science & Discovery", "date": "July 4", "text": "July 4 – CERN announces the discovery of a new particle with properties consistent with the Higgs boson after experiments at the Large Hadron Collider.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1373434549#July", "title": "2012", "revid": 1373434549, "section": "Events › July"}}]}