By 
Janna Levin
 | 
TED Stage Talk

The sound the universe makes

We think of space as a silent place. But physicist Janna Levin says the universe has a soundtrack -- a sonic composition that records some of the most dramatic events in outer space. (Black holes, for instance, bang on spacetime like a drum.) An accessible and mind-expanding soundwalk through the universe.

Related tags:

dark matter
science
universe
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