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 ...

Scientists are using pulsars to detect the gravitational wave 'hum' created from supermassive black hole mergers. Credit: ...

A new theory promises to simplify our approach to the universe's earliest moments, but some cosmologists say further ...

The Laser Interferometer Gravitational-wave Observatory (LIGO) is no stranger to making history and breaking records. In 2015 ...

A new method to analyze gravitational-wave data could transform how we study some of the universe's most extreme events—black ...

L ast month, work began on the world’s first space-based gravitational wave detector. The European Space Agency and partner ...

The White House's 2026 budget proposal threatens dozens of active and upcoming science missions designed to explore the ...

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 ...

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

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

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