There are two scientific theories that, taken together, explain the entire universe. The first, which describes the force of gravity, is widely known: Einstein�

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From what actually happened in the Big Bang to the accidental discovery of post-it notes, the history of science is packed with surprising discoveries. Did you

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#1 NEW YORK TIMES BESTSELLER • The epic story of the greatest quest in all of science—the holy grail of physics that would explain the creation of the unive