Long ago, in a galaxy far away, two black holes danced around each other, drawing ever closer until they ended in a cosmic collision that sent ripples through the fabric of spacetime. On September 14, ...

Less than a decade since the first detection of gravitational waves—ripples in spacetime itself—proposed budget cuts threaten ...

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

Collaboration has detected the merger of the most massive black holes ever observed with gravitational waves using the LIGO ...

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

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

A record-breaking black hole collision has stunned scientists with its sheer scale and speed. Detected by the LIGO-Virgo-KAGRA observatories, the event merged two enormous black holes—each over 100 ...

A gravitational wave has revealed the biggest black-hole merger ever recorded—so massive and extreme, it defies current ...

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

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

Joseph Giaime, head of the observatory, joined Louisiana Considered to talk to us about the event’s significance, and how ...