Uploaded March 2017 | Updated September 2026, 2 weeks ago

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If you're a fan of science fiction, you may already know about wormholes: a hypothetical connection between widely separated regions of space-time. This passageway could create shortcuts for long journeys across the universe... but how is one made?

On this episode of Through The Wormhole physicists explain the science behind black holes and wormholes to decide whether or not it would be possible to time travel.

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