File:Stephen Hawking's 80th Birthday

Today’s video Doodle celebrates one of history’s most influential scientific minds, English cosmologist, author, and theoretical physicist Stephen Hawking. From colliding black holes to the Big Bang, his theories on the origins and mechanics of the universe revolutionized modern physics while his best-selling books made the field widely accessible to millions of readers worldwide.

In the Doodle, the voice of Stephen Hawking was generated and used with the approval of the Hawking estate.

Learn more: http://www.google.com/doodles/stephen-hawkings-80th-birthday

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