21 déc. 1686 - Newton discovers gravity
Description:
"A popular story says that Newton came up with the theory of gravity instantly, when an apple fell from a tree and hit him on the head. Actually, Newton saw an apple falling from a tree" - https://sciencing.com/first-person-discover-gravity-23003.htmlAjouté au bande de temps:
Date:
21 déc. 1686
Maintenaint
~ Il y a 339 ans