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Detecting Primordial Black Hole Mergers Might be Within Our Grasp

One explanation for dark matter is that it's made out of primordial black holes, formed in the earliest moments of the universe. Although they've never been seen directly, asteroid-mass black holes could account for all the dark matter influence. It's believed that these low-mass black holes would be undetectable as they merged, releasing gravitational waves. But according to a new paper, if the conditions are ideal, there are instruments that might detect these mergers.

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