The Fermi Paradox: Migration (Narration Only)

<p>We often wonder where all the vast and ancient alien civilizations are, but could it be that they've migrated far away in space or time, or even journeyed beyond our cosmos?</p><p><br></p><p>Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial and 20% off their annual subscription.</p><p><br></p><p>Join this channel to get access to perks:</p><p>https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join</p><p>Visit our Website: http://www.isaacarthur.net</p><p>Join Nebula: https://go.nebula.tv/isaacarthur</p><p>Support...