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

Using ripples in space-time predicted by Einstein, a team of researchers has detected a cosmic merger of unprecedented ...

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

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

Astronomers have detected the signal of a colossal black hole in deep space that likely formed when two already-large black ...

Named GW 231123 after the date it was recorded on 23 November 2023, it's the most massive black hole collision we've seen yet ...

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

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.

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 ...

To date, the collaboration has detected dozens of merger events since its first Nobel Prize-winning discovery. Early detected ...