Cosmology (THE UNIVERSE) with Katie Mack, Part I
Ologies with Alie Ward
00:00
The Sound of History
Gravitational waves are the last prediction of Einstein's relativity to be confirmed. The most recent one was two black holes colliding, and it also created a gamma ray burst. And so we were able to see the collision from gravitational waves, but also from light. This is the sound of history.
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