BERKELEY, CA - OCTOBER 4: Nobel Prize winner Saul Perlmutter (R), an astrophysicist at the University of California at Berkeley, talks to his daughter, Noa, after a press conference on October 4, ... more 
BERKELEY, CA - OCTOBER 4: Nobel Prize winner Saul Perlmutter (R), an astrophysicist at the University of California at Berkeley, talks to his daughter, Noa, after a press conference on October 4, 2011, in Berkeley, California. Perlmutter, a professor of physics at the University of Berkeley, has won the 2011 Nobel Prize in Physics . (Photo by Kimberly White/Getty Images) less 
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Getty Images | Photo By Kimberly White / Getty Images
Tue, Oct 4, 2011 4:06 PM EDT