The model of a DNA stands on a desk during a press conference to announce the winners of the Nobel Prize in Chemistry 2015 on Wednesday at the Royal Swedish Academy of Sciences in Stockholm. Sweden's Tomas Lindahl, Paul Modrich of the US and Turkish-American Aziz Sancar won the Nobel Chemistry Prize for work on how cells repair damaged DNA. Jonathan Nackstrand/AFP/Getty Images hide caption

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Professors Anne L'Huillier, left, Goran K. Hansson and Olga Botner, right, announce the winners of the 2015 Nobel Prize in Physics, in Stockholm, on Oct. 6. Fredrik Sandberg/AP hide caption

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The "Super-Kamiokande" neutrino detector operated by the University of Tokyo's Institute for Cosmic Ray Research helped scientist Takaaki Kajita win a share of the Nobel Prize in Physics, along with Canadian Arthur B. McDonald. Kyodo /Landov hide caption

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Nobel Prize-winning physicist Charles Townes was single-minded about a lot of things, colleagues say. And also a very nice guy. Julian Wasser/The LIFE Images Collection/Getty hide caption

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Charles Townes, Laser Pioneer, Black Hole Discoverer, Dies At 99
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French economist Jean Tirole won the Nobel prize for economics Monday for research on market power and regulation in industries dominated by a few powerful companies. The undated photo was provided by the Toulouse School of Economics. AP hide caption

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French Economist Wins Nobel For Work On Regulating Big Business
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A woman in Senegal charges her cellphone using a port in her solar-powered LED lantern. Bruno Déméocq/Courtesy of Lighting Africa hide caption

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The new microscopy technique (lower right) brings into focus details of cell structures never seen before with light. Courtesy of A. Honigmann, C. Eggeling and S.W. Hell, MPI Göttinge hide caption

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LED Lights Shine In Nobel Prize; Now How About Your Home?
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Molecular biologist Randy Sheckman, who shared the 2013 Nobel Prize in physiology or medicine, acknowledges applause after receiving his prize during the ceremony in Stockholm last December. Pascal Le Segretain/Getty Images hide caption

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The Royal Swedish Academy of Sciences announces the winners of the 2013 Nobel Memorial Prize in Economic Sciences in Stockholm Monday. The prize went to U.S. professors Eugene Fama, Lars Peter Hansen and Robert Shiller. Claudio Bresciani/AP hide caption

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U.N. chemical weapons experts carry samples collected on Aug. 28 from a site of an alleged chemical weapons attack near the Syrian capital Damascus. The Organization for the Prohibition of Chemical Weapons, which is dismantling Syria's chemical weapons stockpile, was awarded the 2013 Nobel Peace Prize on Friday. Reuters /Landov hide caption

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From left: Randy Schekman, Thomas Suedhof and James Rothman shared the 2013 Nobel Prize in Physiology or Medicine. Reuters /Landov hide caption

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A Swiss cardiologist plots a cheeky graph that shows a country's chocolate consumption may predict its chances of winning a Nobel. John Loo/Flickr.com hide caption

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The Secret To Genius? It Might Be More Chocolate
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NIST physicist and Nobel Prize-winner David Wineland adjusts an ultraviolet laser beam used to manipulate ions in a high-vacuum apparatus containing an "ion trap." These devices have been used to demonstrate the basic operations required for a quantum computer. Copyright Geoffrey Wheeler/National Institute of Standards and Technology hide caption

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