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An illustration of two supermassive black holes about to merge, with jets of superheated gas being emitted from their edges. | Mark Garlick/Getty Images
Astrophysics

The Mystery of How Black Holes Collide and Merge Is Beginning to Unravel

A new study pursues a kind of “paleontology” for gravitational waves in an attempt to explain how and why black holes collide and merge.

April 5, 2017
2:27 PM EDT