Two large, "L"-shaped instruments separated by 1,865 miles are eavesdropping on the most extreme events in the universe. The two Laser Interferometer Gravitational-Wave Observatory (LIGO) sites, ...

Caltech astronomer Mansi Kasliwal and her colleagues were not expecting to chase a mystery that blurred the line between a ...

The Laser Interferometer Gravitational-Wave Observatory, or LIGO, has already won its researchers a Nobel Prize — and now artificial intelligence is poised to take LIGO’s search for cosmic collisions ...

Installation of in-vacuum equipment as a part of the squeezed-light upgrade before Advanced LIGO’s third observing run. LIGO team members install in-vacuum equipment that is part of the squeezed-light ...

Just shy of a century after Einstein penned his infamous paper on general relativity scientists finally confirmed a cornerstone of his predictions in 2015 — gravitational waves, little curvatures of ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. One of the most understated frontiers in all of physics is the quest ...

The LIGO Scientific Collaboration and Virgo Collaboration released a catalog of results from the first half of its third observing run (O3a), and scientists have detected more than three times as many ...

After a year of downtime to perform hardware upgrades, the Laser Interferometer Gravitational-Wave Observatory (LIGO) is ready for action and will turn on its twin detectors, one in Washington state ...

The Laser Interferometer Gravitational-wave Observatory has made a third detection of gravitational waves, ripples in space and time, demonstrating that a new window in astronomy has been firmly ...