Science & Discovery in the 7th century BC

11 sourced entries, 665 BCE to 600 BCE, oldest first. Also see Science & Discovery across every century or everything else in the 7th century BC.

• 665 BCEElamite king Urtak launches a surprise attack against Babylonia but is successfully driven backsource
• 664 BCESolar superstorm in 664 BCE recorded in tree rings.source
• 660 BCEExtreme solar particle event comparable with the event detected at AD 774/775source
• 654 BCETraditional date of foundation of Lampsacus by Phocaea.source
• 650 BCEThales discovered the first theorems related to circles.source
• 648 BCEApril 6 - The earliest solar eclipse to be chronicled by the Greeks is observed.source
• 645 BCEThe Spring and Autumn Annals, a Chinese book of records, mentions that on December 24 of this year there were five meteors in the sky. It was the first Chinese observation of meteors.source
• 630 BCE630 BC—Birth of Sappho (approximate date)source
• 603 BCEIn the second year of his reign, Nebuchadnezzar II proclaimed the intercalary month Ululu II, which begins on September 6.source
• 600 BCEThe calendrical system begins appearing in areas with strong Olmec influence, continuing to appear until 500 BC (approximate date).source
• 600 BCEThe Doric and Ionic orders are well developed (approximate date).source