Scientists measure largest ever collision of two black holes - Scientists say the two black holes merged after colliding at ...

The largest black hole collision ever recorded has scientists' jaws on the floor — and scratching their heads.

The future of at least one of the U.S. LIGO observatories is in jeopardy as deep cuts to science programs are proposed by the ...

The merger wasn’t just the biggest ever, but also an event so rare that it challenges existing models for black hole genesis.

Astrophysicists have analyzed two merging black holes; the team's best models suggest that at least one, if not both, of the ...

A puzzling gravitational wave was detected, and astronomers have determined that it comes from a record-breaking black hole ...

Gravitational-wave detectors have captured their biggest spectacle yet: two gargantuan, rapidly spinning black holes likely ...

The massive black hole has been dubbed GW231123. Its unusual size and behavior is challenging scientists' understanding of ...

The powerful merger, designated GW231123, produced an extremely large black hole about 225 times the mass of our Sun.

A short-lived ripple in space-time revealed that two black holes merged into a giant black hole with the mass of 225 suns ...

It took less than a second for the space observatory hidden in Louisiana woods to detect a black hole that is that is ...