At 225 solar masses, this gargantuan merger of two black holes challenges our thinking on these famously elusive objects.

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

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

A group of Manitoba researchers were involved behind the scenes of an international effort that this week revealed how two ...

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

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

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

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

A short-lived ripple in space-time revealed that two black holes merged into a giant black hole with the mass of 225 suns ...

Gravitational-wave detectors have captured their biggest spectacle yet: two gargantuan, rapidly spinning black holes likely forged by earlier smash-ups fused into a 225-solar-mass titan, GW231123. The ...

A gravitational wave has revealed the biggest black-hole merger ever recorded—so massive and extreme, it defies current astrophysical models. The clash formed a 225-solar-mass monster, possibly made ...