What did Isaac Newton say about gravity?

Historians say there is likely no more than a grain of truth to the story. Sir Isaac Newton was born, premature and tiny, in 1642 in Woolsthorpe, England. read more

Isaac Newton changed the way we understand the Universe. Revered in his own lifetime, he discovered the laws of gravity and motion and invented calculus. He helped to shape our rational world view. read more

English natural philosopher Isaac Newton unified German astronomer Johannes Kepler’s laws of planetary motion (discussed in Chapter 3) with Italian natural philosopher Galileo Galilei’s theory of falling bodies (discussed in Chapter 4). read more