Though scientists know there’s a supermassive black hole at the center of most galaxies, they can’t explain how the gravitational giants formed. 

But physicists Hooman Davoudiasl, Peter Denton, and Julia Gehrlein of the U.S. Department of Energy’s (DOE) Brookhaven National Laboratory in New York have determined one plausible theory: a “cosmological phase transition” of ultralight dark matter.


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