Spacetime on its smallest scales is a seething ocean of black holes and wormholes flickering into and out of existence — or so many physicists think has to be the case. But why should we take this spacetime foam seriously if we’ve never seen any evidence of it?

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Hosted by Matt O’Dowd
Written by Christopher Pollack & Matt O’Dowd
Post Production by Leonardo Scholzer, Yago Ballarini, Adriano Leal & Stephanie Faria
Directed by Andrew Kornhaber
Associate Producer: Bahar Gholipour
Executive Producers: Eric Brown & Andrew Kornhaber
Executive in Charge for PBS: Maribel Lopez
Director of Programming for PBS: Gabrielle Ewing
Assistant Director of Programming for PBS: John Campbell

Spacetime is produced by Kornhaber Brown for PBS Digital Studios.
This program is produced by Kornhaber Brown, which is solely responsible for its content.
© 2023 PBS. All rights reserved.

End Credits Music by J.R.S. Schattenberg: youtube.com