Cosmic acceleration discovery wins physics Nobel | Science News

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Cosmic acceleration discovery wins physics Nobel

Three astrophysicists honored for grasping universe's accelerating expansion

7:39am, October 4, 2011

The shocking discovery that the universe is expanding at a faster and faster rate has taken the 2011 Nobel Prize in physics. Three American-born astrophysicists will divide the $1.5 million prize, announced October 4 in Stockholm.

"This is tremendous news, in recognition of a fundamental discovery that has changed our picture of the universe,” says Robert Caldwell, a theoretical physicist who specializes in cosmology at Dartmouth College.

Half the prize goes to Saul Perlmutter of Lawrence Berkeley National Laboratory in California. In 1988, he started the Supernova Cosmology Project to

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