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

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

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 ...

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

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

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

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

Two colossal black holes among the most massive ever seen collided in deep space, creating gravitational waves that rippled ...

Learn more about LIGO, the observatory that detected two massive black holes merging, the largest in recorded history.

“It’s the most massive [merger] so far,” says Mark Hannam, a physicist at Cardiff University, UK, and part of the LVK ...

The Laser Interferometer Gravitational-wave Observatory (LIGO) is no stranger to making history and breaking records. In 2015 ...

New gravitational wave findings from the LIGO-Virgo-KAGRA Collaboration report the discovery of the largest black hole merger ...