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New Gravitational Wave Detection From Colliding Black Holes

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Gravitational waves

About a hundred years ago, Einstein predicted the existence of gravitational waves, but until now, they were undetectable.

Credit: Artist's rendering/Simulating eXtreme

In another step forward for the rapidly expanding universe of invisible astronomy, scientists said on Wednesday that on Aug. 14 they had recorded the space-time reverberations known as gravitational waves from the collision of a pair of black holes 1.8 billion light years away from here.

From The New York Times
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