Stephen Hawking, Who Awed Both Scientists And The Public, Dies

Stephen Hawking smiles during a symposium in honor of his birthday at the University of Cambridge Jan. 11, 2002 in Cambridge, England. Hawking turned 60-years-old on Jan. 8, 2002 and is the Lucasian Professor of Mathematics, a post once held by Sir Isaac Newton.

Hawking was a theoretical physicist who changed how scientists think about gravity. He also wrote the best-selling book A Brief History of Time and lent his machine-aided voice to TV shows. He was 76.

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