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

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

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

The LIGO-Virgo-KAGRA (LVK) collaboration has announced a groundbreaking discovery in the field of gravitational wave ...

The LIGO Hanford Observatory near the Tri-Cities and its twin in Louisiana detected ripples of time and space passing through ...

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

A U.S. gravitational wave detector spotted a collision between fast-spinning “forbidden” black holes that challenge physics ...

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

In 2015, the Laser Interferometer Gravitational-wave Observatory (LIGO) directly detected gravitational waves, or ripples in space-time, for the first time ever—almost exactly one century after ...

An international team of physicists discovered the largest-ever merger of 2 black holes through a phenomenon known as gravitational waves.

Gravitational wave detectors have "heard" the ripples in space caused by the most massive black hole merger yet. One ...

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