Are Cosmic Strings Cracks in the Universe?

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Reality has cracks in it. Universe-spanning filaments of ancient Big Bang energy, formed from topological defects in the quantum fields, aka cosmic strings. They have subatomic thickness but prodigious mass and they lash through space at a close to the speed of light. They could be the most bizarre undiscovered entities that actually exist.

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Hosted by Matt O'Dowd

Written by Jason Segall & Matt O'Dowd

Post Production by Leonardo Scholzer, Yago Ballarini, Pedro Osinski, Adriano Leal & Stephanie Faria

GFX Visualizations: Ajay Manuel

Directed by Andrew Kornhaber

Assistant Producer: Setare Gholipour

Executive Producers: Eric Brown & Andrew Kornhaber

Executives in Charge (PBS): Adam Dylewski, Maribel Lopez

Director of Programming (PBS): Gabrielle Ewing

Spacetime is produced by Kornhaber Brown for PBS Digital Studios.

This program is produced by Kornhaber Brown, which is solely responsible for its content.

© 2021 PBS. All rights reserved.

End Credits Music by J.R.S. Schattenberg

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