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The Silurian Hypothesis contemplates how long the ruins of a civilization would be detectable, on Earth or even other worlds, and if we could ever know if a world had once been inhabited by a technological civilization.

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Credits:
The Silurian Hypothesis: What Traces of Humanity will be Left 50 Million Years from Now?
Science & Futurism with Isaac Arthur.
Episode 346a, June 12, 2022
Written, Produced & Narrated by Isaac Arthur.

Editors:
David McFarlane.

Graphics:
Darth Biomech.
Jarred Eagley.