Kip Thorne

Bio: Kip Stephen Thorne is an American theoretical physicist, known for his contributions in gravitational physics and astrophysics. A longtime friend and colleague of Stephen Hawking and Carl Sagan, he was the Feynman Professor of Theoretical Physics at the California Institute of Technology until 2009 and one of the world's leading experts on the astrophysical implications of Einstein's general theory of relativity.

Born: June 01, 1940 in Logan, Utah, USA