Gravitational waves, first detected in 2016, offer a new window on the universe, with the potential to tell us about everything from the time following the Big Bang to more recent events in galaxy centers.
A visualization of a supercomputer simulation of merging black holes sending out gravitational waves
[Credit: NASA/C. Henze]And while the billion-dollar Laser Interferometer Gravitational-Wave Observatory (LIGO) detector watches…
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