About 130 million years ago in the distant galaxy, two neutron stars spiraled toward each other and merged. This violent event initiated ripples in the fabric of spacetime — gravitational waves — ...
Physicists are searching for gravitational waves all across the spectrum. Gravitational waves, or ripples in the fabric of space-time, have captured the imagination of physicists since Albert Einstein ...
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 ...