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Podcast: Science & Futurism with Isaac Arthur
Episode: Fermi Paradox Disappearing Stars & Cosmic Voids
Description: If the Universe is inhabited by older alien civilizations, those who have ventured out to the stars and colonized galaxies, we would expect to see a footprint of extraterrestrial activity. Could the many stars whose brightness has dimmed be indicative of Dyson Spheres or other Megastructures? Could the Cosmic Voids vastly bigger than any galaxy be the work of even greater and older starfaring species?
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