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

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

The Laser Interferometer Gravitational-Wave Observatory (LIGO)'s LIGO-Virgo-KAGRA (LVK) collaboration has detected an ...

The LIGO Hanford Observatory near the Tri-Cities and its twin in Louisiana detected ripples of time and space passing through Earth from the most massive collision of black holes ever observed, a ...

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

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

A collaboration between humanity’s three gravitational wave detectors have identified a black hole merger event that created ...

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

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

Astronomers have detected the most massive black hole merger ever observed, challenging stellar evolution and black hole formation theories.

Astronomers have detected the signal of a colossal black hole in deep space that likely formed when two already-large black ...

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.