Science & Discovery in the 5th century

11 sourced entries, 400 CE to 499 CE, oldest first. Also see Science & Discovery across every century or everything else in the 5th century.

• 400Hypatia, Greek philosopher, distinguishes herself as one of the first female scientists and becomes head of the Neo-Platonist school at Alexandria.source
• 405The Armenian alphabet is devised by Mesrop Mashtots.source
• 428October 26 – The planet Venus occults the planet Jupiter.source
• 438Relics of John Chrysostom are transported to Constantinople.source
• 452Last known usage of Demotic script in Egypt.source
• 455Earliest recorded date at Chichen Itza on the Yucatán Peninsula (Mexico) (approximate date).source
• 460The seated Buddha in the Yungang Grottoes, Datong (Shanxi), is made (approximate date).source
• 462The Daming calendar is introduced in China by mathematician Zu Chongzhi (approximate date).source
• 476The birth of Aryabhata is traditionally regarded as the beginning of the classical period of Indian mathematics and astronomy.source
• 497Aryabhata, Indian astronomer and mathematician, calculates pi (π) as ≈ 62832/20000 = 3.1416, correct to four rounded-off decimal places.source
• 499Indian mathematician Aryabhata writes his magnum opus, the Āryabhaṭīya.source