British scientist Stephen Hawking attends a press conference in London on July 20, 2015, where he and Russian entrepreneur and co-founder of the Breakthrough Prize, Yuri Milner, annouced the launch of Breakthrough Initiative, a new project to attempt to detect life in the Cosmos. AFP PHOTO / NIKLAS HALLE'N (Photo credit should read NIKLAS HALLE'N/AFP/Getty Images)
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