LIGO Has Become a Black Hole Discovery Factory
Ten years ago, we heard the universe whisper for the first time. On September 14, 2015, the Laser Interferometer Gravitational wave Observatory (LIGO) detected ripples in space-time. The signal came from the gravitational waves that had traveled 1.3 billion years to reach Earth, carrying the story of two colliding black holes. This historic moment, predicted … Read more