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

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

At 225 solar masses, this gargantuan merger of two black holes challenges our thinking on these famously elusive objects.

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

Astrophysicists have discovered the largest known merger of two black holes to form a larger single hole about 225 times the ...

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

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

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 Trump administration.

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