The particles making up dark matter could be identified through gravitational waves, according to a recent study.
The research, led by Asimina Arvanitaki at the Perimeter Institute and colleagues from Stanford and NYU, says the question about what the Universe is made of could be answered by using the Ligo detectors. These instruments were made famous last year when they saw gravitational waves for the first time, created by the merger of two black holes.
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