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 ...

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

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

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

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

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

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

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

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

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