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Get the hole story

Black holes are not vacuum cleaners in space, they won't swallow Earth, and besides, they're not really holes.
Of all the exotic objects in the universe, none generate more excitement, awe, fear, and misunderstanding than black holes. Ask friends to free associate about black holes and I bet you'll hear things like, "black holes are like giant vacuum cleaners in space," or "black holes suck everything in." The reality is quite different and much less menacing than commonly believed. Objects so dense that their gravitational attraction prevents matter and light from escaping them were first proposed in 17...

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