http://www.bbc.com/news/uk-43396008quote:Physicist Stephen Hawking has died at the age of 76, a spokesman for his family has said.
The Briton was known for his ground-breaking work with black holes and relativity, and was the author of several popular science books including A Brief History of Time.
In a statement his children said: "He was a great scientist... whose work and legacy will live on for many years.
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