Physicists call such ripples gravitational waves. Gravitational waves were predicted by Albert Einstein in 1915 as part of his theory of relativity, but he thought they were too weak to ever ...

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

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

Astronomers have detected the largest black hole merger ever, and it has challenged their understanding of such formations.

The LIGO-Virgo-KAGRA (LVK) collaboration has announced a groundbreaking discovery in the field of gravitational wave astronomy. The international research team has detected the most massive merger ...

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

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

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

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

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

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

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 ...