Stephen Hawking

Questioning the universe

10:12 •
Filmed Jan 2008 at TED2008
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In keeping with the theme of TED2008, professor Stephen Hawking asks some Big Questions about our universe — How did the universe begin? How did life begin? Are we alone? — and discusses how we might go about answering them.

Stephen Hawking
/ Theoretical physicist

Stephen Hawking's scientific investigations have shed light on the origins of the cosmos, the nature of time and the ultimate fate of the universe. His bestselling books for a general audience have given an appreciation of physics to millions.  Full bio.

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