“Flashbacks” –Gravitational Waves Create ‘Memories’ of the Universe

  While the billion-dollar Laser Interferometer Gravitational-Wave Observatory (LIGO) detector watches 24/7 for gravitational waves to pass through the Earth, new research shows those waves leave behind “memories” that could help detect them even after they’ve passed, creating the potential to tell us about everything from the time following the Big Bang to more recent … Continue reading “Flashbacks” –Gravitational Waves Create ‘Memories’ of the Universe