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The authoritative story of the headline-making discovery of gravitational waves by an eminent theoretical astrophysicist and award-winning writer. From the author of "How the Universe Got Its Spots "and "A Madman Dreams of Turing Machines, " the epic story of the scientific campaign to record the soundtrack of our universe. Black holes are dark. That is their essence. When black holes collide, they will do so unilluminated. Yet the black hole collision is an event more powerful than any since the origin of the universe. The profusion of energy will emanate as waves in the shape of spacetime: gravitational waves. No telescope will ever record the event; instead, the only evidence would be the sound of spacetime ringing. In 1916, Einstein predicted the existence of gravitational waves, his top priority after he proposed his theory of curved spacetime. One century later, we are recording the first sounds from space, the soundtrack to accompany astronomy s silent movie. In "Black Hole
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