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3 Win Nobel Prize in Physics for Work to Understand Cosmos

STOCKHOLM — A Canadian-American cosmologist and two Swiss scientists won this year's Nobel Prize in Physics on Tuesday for exploring the evolution of the universe and discovering a new kind of planet, with implications for that nagging question: Does life exist only on Earth? Canadian-born James Peebles, 84, an emeritus...

Astronomer Martin Rees Looks Back at Stephen Hawking's Success Against All Odds

Soon after I enrolled as a graduate student at Cambridge University in 1964, I encountered a fellow student, two years ahead of me in his studies, who was unsteady on his feet and spoke with great difficulty. This was Stephen Hawking. He had recently been diagnosed with a degenerative disease,...