Ancient & Medieval
Inventions · प्राचीन और मध्यकालीन · 15 facts
Gunpowder was invented in China around 9th century
Compass was invented in ancient China for navigation
Archimedes discovered principle of buoyancy in 250 BC
Ptolemy proposed the geocentric model of the universe
Copernicus proposed the heliocentric model in 1543
Al-Khwarizmi is father of algebra wrote Kitab al-Jabr
Leonardo da Vinci designed early flying machines in 1480s
Roger Bacon described gunpowder formula in Europe 1267
Euclid wrote Elements foundational geometry text 300 BC
Ibn Sina wrote The Canon of Medicine in 11th century
Pythagoras gave the Pythagoras theorem around 500 BC
Hero of Alexandria invented first steam device aeolipile
Paper was invented in China around 105 AD by Cai Lun and spread to Europe via Arabs
The astrolabe was a medieval astronomical instrument used for navigation
Al-Biruni was medieval Islamic scholar who studied Indian science and culture around 1017 AD