Add Yahoo as a preferred source to see more of our stories on Google. The Trump administration wants to close one of the nation’s two cutting-edge observatories — one of them in the Tri-Cities — that ...

Scientists are certain they have detected the rare collisions of a black hole and a neutron star for the first time with the help of the LIGO observatory at Hanford in Eastern Washington. The violent ...

After a prolonged absence from the gravitational-wave-detection scene, the massive LIGO project is back up and running. The Laser Interferometer Gravitational-Wave Observatory (LIGO) works in ...

The National Science Foundation (NSF) is awarding Caltech and MIT $20.4 million to upgrade the Laser Interferometer Gravitational-wave Observatory (LIGO) into the Advanced LIGO Plus. Advanced LIGO ...

Trump budget proposal seeks to close one of two U.S. LIGO observatories by 2026. LIGO facilities detected first gravitational waves and advanced multi-messenger astronomy. Proposed closure risks ...