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British actor Benedict Cumberbatch (L) and his wife Sophie Hunter attend the memorial service for the physicist Professor Stephen Hawking at Westminster Abbey in London, Britain, on June 15, 2018.?Renowned scholars, astronauts, actors, family and many others attended a memorial service held at Westminster Abbey here on Friday, paying tributes to Stephen Hawking. Hawking's ashes were buried in the Abbey's Scientists' Corner alongside other great scientists such as Charles Darwin and Isaac Newton. (Xinhua/Ray Tang)