Black holes
Latest about Black Holes
Time moved '5 times slower' in the early universe, mind-bending black hole study reveals
By Ben Turner published
The observation that the universe appears to run slower in the past was made by scrutinizing the light emitted by gigantic quasars.
Gargantuan black hole 'switches on,' becoming one of the brightest objects ever seen
By Brandon Specktor published
A black hole 10 billion light-years away suddenly 'switched on', becoming one of the brightest transient objects ever detected.
Strange 'echo' from the Milky Way's central black hole reveals it briefly awoke 200 years ago
By Ben Turner published
The Milky Way's black hole, known as Sagittarius A*, briefly flared at least a million times brighter 200 years ago.
The universe is rippling with a faint 'gravitational wave background' created by colliding black holes, huge international study suggests
By Jonas Enander published
A 15-year search reveals the first evidence of a cosmic 'gravitational wave background' emitted by ancient, colliding black holes.
Flare of light brighter than a trillion suns reveals location of rare double black hole galaxy
By Stephanie Pappas published
Brilliant new signals from a far-off galaxy confirm that the system is anchored by a pair of black holes locked in a daring dance.
Dying stars build humongous 'cocoons' that shake the fabric of space-time
By Briley Lewis published
New simulations show that dying stars release enormous "cocoons" of gas that may rattle with space-time ripples called gravitational waves.
Hundreds of ancient, invisible structures discovered near our galaxy's center
By Brandon Specktor published
Radio astronomers have discovered hundreds of long, thin structures emanating from our galaxy's supermassive black hole.
Stephen Hawking's most famous prediction could mean that everything in the universe is doomed to evaporate, new study says
By Ben Turner published
A new theory has radically revised Stephen Hawking's 1974 theory of black holes to predict that all objects with mass may eventually disappear.
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