We often look out into the galaxy and wonder where all the civilizations are, but could it be that we don't see them because they have all chosen to exist in fortress star systems, surrounded by despoiled deserts of their own making?

Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription.

Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE

Credits:

The Fermi Paradox: Interdiction

Episode 446; May 9, 2024

Produced & Narrated by: Isaac Arthur

Written by: Isaac Arthur & Mark Warburton

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.