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Is dark matter made of teeny tiny black holes from another universe? Welllll…

30 Dec 2020, 14:00 UTC
Is dark matter made of teeny tiny black holes from another universe? Welllll…

NASA/JPL-Caltech

It's possible that dark matter is made of tiny black holes created at the very beginning of time by nucleation from bubbles of false vacuum that created baby universes containing sub-lunar masses of matter during an infinitesimally brief period of cosmic hyperinflation. 

If so, a team of scientists think, this could solve several nagging puzzles about the Universe, including dark matter, gravitational wave sources, and an odd observation made of the Andromeda Galaxy. 

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