Black hole ‘hair’ could reveal hidden matter after two black holes collide
A new theoretical framework suggests that “hair” around black holes, representing surrounding matter or departures from the simplest…
JWST finds mysterious red objects pairing up in the early universe
JWST images have revealed four candidate pairs of “little red dots,” compact early-universe objects increasingly associated with rapidly…
The universe may contain a staggering 40 quintillion black holes
Astronomers estimate that about 40 quintillion stellar-mass black holes exist within the observable universe, a number written as…
Astronomers Discover the Existence of a Black Hole Star
When Soundgarden Wrote “Black Hole Sun,” they may have inadvertently been onto something. In a new paper in…
The James Webb Telescope Is Changing Astronomers’ Understanding of the Ancient Cosmos
To test these new ideas, researchers are exploring the infant universe through simulations. “There’s actually been really remarkable…
How do supermassive black holes grow? AI finds 7 spacetime-warping ‘quasars’ that could help solve the mystery
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Black Hole “ringing” could put Einstein’s theory to its toughest test
A newly merged black hole does not become quiet at once. It vibrates, sheds energy through gravitational waves…
CUNY physicists recreate black hole energy extraction in a historic lab experiment
A black hole may be millions of light-years away, but some of its strangest physics has now been…
Scientists Say Some Black Holes Are Born From Other Black Holes
Since LIGO’s Nobel-winning discovery of gravitational waves—ripples in spacetime—the U.S.-based detector has been picking up on hundreds of…
Ancient quasars add to a ‘major unsolved problem’ in astrophysics
By Will Dunham WASHINGTON, July 8 (Reuters) – A quasar — among the universe’s most luminous and energetic…
Many black holes had past lives, new research shows | MIT News
When a star dies, a black hole is born. This has been the textbook origin story for most…
Physicists Devise Black Hole Alternative With a ‘Mini Universe’ at Its Center
Theoretically, black holes emerged from the principles of Albert Einstein’s general relativity (gravity as distortions of spacetime), but…