For a third time, scientists have detected the infinitesimal reverberations of spacetime: gravitational waves. Two black holes stirred up the spacetime wiggles, orbiting one another and spiraling ...

Astronomers may finally have found elusive gravitational waves, the mysterious ripples in the fabric of spacetime whose existence was first predicted by Albert Einstein in 1916, in his famous theory ...

A specialist checks the alignment of a test beam at the Laser Interferometer Gravitational-wave Observatory. (National Science Foundation Photo) After three years of upgrading and waiting, due in part ...

The Laser Interferometer Gravitational-Wave Observatory has made a third detection of gravitational waves, providing the latest confirmation that a new window in astronomy has opened. As was the case ...

While the data was amassing, suddenly there came a tapping, As of something gently rapping, rapping at LIGO’s door. The source of a mysterious glitch in data from a gravitational wave detector has ...

After three years of downtime for crucial upgrades, the world’s gravitational-wave observatories were supposed to restart, more sensitive than ever to the tiniest deformations in spacetime. But ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. (Editor's Note: You can now watch the full 20-minute documentary, "LIGO, A Passion for ...

Scientists on the lookout for subtle disturbances in the fabric of space-time have detected the signal from a cataclysmic collision between two black holes that lie some 3 billion light-years away, ...