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

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

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

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

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

A collision observed between two black holes, each more massive than a hundred suns, is the largest merger of its kind ever ...

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

The Trump administration has called for shutting down either a Tri-Cities, WA, or Louisiana observatory that work in tandem.

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

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