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

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

Gravitational-wave detectors have captured their biggest spectacle yet: two gargantuan, rapidly spinning black holes likely ...

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

Learn more about LIGO, the observatory that detected two massive black holes merging, the largest in recorded history.

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

Two colossal black holes among the most massive ever seen collided in deep space, creating gravitational waves that rippled across the cosmos and shook the foundations of astrophysical theory.

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

The Trump administration has proposed closing either the LIGO Hanford observatory in WA or its twin in Louisiana.

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