TED: Janna Levin – Sounds of the Universe
In this stirring lecture from TED, physicist and astronomer Janna Levin discusses how two converging black holes can resonate spacetime to produce sound in space [see the 10:27 min mark].

In this stirring lecture from TED, physicist and astronomer Janna Levin discusses how two converging black holes can resonate spacetime to produce sound in space [see the 10:27 min mark].