He had an early concept of gravity. Even some of these notions of the place value system and zero and decimal notation, many of our modern notions of it are traced back to Aryabhata. In other videos on the Islamic Golden Age, when we talk about folks like al-Khwarizmi, a lot of his work was based on what he learned from Aryabhata. Beyond the sciences, and once again, this is just a sample of all that happened during this period. You have the significant Hindu epics, the Mahabharata, the Ramayana, the Puranas, get written down and formalized. You could say they were canonized. The game of chess, or the early version of the game of chess was invented, called chaturanga.