The Evidence for Modern Physics: How We Know What We Know Episode 16, The Hunt for Gravitational Waves Episode 16, The Hunt for Gravitational Waves.

Streaming video - 2021

General relativity predicts that titanic events such as colliding black holes cause the fabric of spacetime to ripple with gravitational waves. Join the search for these signals produced by rare events that are all but undetectable by the time they reach Earth. The existence of gravitational waves was inferred from observations in the 1970s and finally confirmed by detectors in 2015.