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

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.

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

Scientists say the two black holes merged after colliding at speeds near the limit allowed by Albert Einstein’s theory of ...

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

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

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

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

Gravitational waves are unlocking the secrets of the universe, and scientists have just made a groundbreaking discovery.

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