Synopsis
Podcast by Isaac Arthur
Episodes
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Deep Space Habitats – Designing Self-Sustaining Biomes for Interstellar Journeys
05/02/2026 Duration: 26minHow and why would humans live far from stars? Explore deep space habitats, artificial suns, megastructures, and life beyond planetary systems.
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Deep Space Habitats – Designing Self-Sustaining Biomes for Interstellar Journeys (Narration Only)
05/02/2026 Duration: 26minHow and why would humans live far from stars? Explore deep space habitats, artificial suns, megastructures, and life beyond planetary systems.
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Plasma Based Lifeforms - Could Creatures of Fire and Lightning Exist?
01/02/2026 Duration: 26minCould life exist as plasma or lightning? Explore plasma-based aliens, fire creatures, and exotic physics beyond chemistry.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurWatch my exclusive video The Future of Interstellar Communication: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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Plasma Based Lifeforms - Could Creatures of Fire and Lightning Exist? (Narration Only)
01/02/2026 Duration: 25minCould life exist as plasma or lightning? Explore plasma-based aliens, fire creatures, and exotic physics beyond chemistry.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurWatch my exclusive video The Future of Interstellar Communication: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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Does Humanity Need To Be Unified To Survive and Settle Space?
29/01/2026 Duration: 26minMust humanity unite to colonize space, or can rivalry and diversity be our greatest strengths among the stars?Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Mad Kings: https://nebula.tv/madkings?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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Does Humanity Need To Be Unified To Survive and Settle Space? (Narration Only)
29/01/2026 Duration: 25minMust humanity unite to colonize space, or can rivalry and diversity be our greatest strengths among the stars?Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Mad Kings: https://nebula.tv/madkings?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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The Fermi Paradox: Air — Atmospheres as a Great Filter
27/01/2026 Duration: 38minWhy is air the rarest and most crucial ingredient for life? We explore how atmospheres form, fail, and filter entire worlds—and how this shapes the Fermi Paradox and the search for alien civilizations.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Joe Scott's Oldest & Newest: https://nebula.tv/videos/joescott-oldest-and-newest-places-on-earth?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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The Fermi Paradox: Air — Atmospheres as a Great Filter (Narration Only)
27/01/2026 Duration: 38minWhy is air the rarest and most crucial ingredient for life? We explore how atmospheres form, fail, and filter entire worlds—and how this shapes the Fermi Paradox and the search for alien civilizations.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Joe Scott's Oldest & Newest: https://nebula.tv/videos/joescott-oldest-and-newest-places-on-earth?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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Asteroid City States – Living in Mobile Habitats Powered by Resource Extraction
22/01/2026 Duration: 31minAsteroid mines become mobile city-states. Explore how hollowed asteroids grow into sovereign habitats, economies, and civilizations.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Mad Kings: https://nebula.tv/madkings?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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Asteroid City States – Living in Mobile Habitats Powered by Resource Extraction (Narration Only)
22/01/2026 Duration: 30minAsteroid mines become mobile city-states. Explore how hollowed asteroids grow into sovereign habitats, economies, and civilizations.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Mad Kings: https://nebula.tv/madkings?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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Hidden Alien Empires: Shadow Civilizations & Exostellar Realms
18/01/2026 Duration: 31minWhat if alien civilizations exist—but chose to hide? Exploring shadow empires, cosmic silence, and the limits of secrecy in space.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Mad Kings: https://nebula.tv/madkings?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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Hidden Alien Empires: Shadow Civilizations & Exostellar Realms (Narration Only)
18/01/2026 Duration: 30minWhat if alien civilizations exist—but chose to hide? Exploring shadow empires, cosmic silence, and the limits of secrecy in space.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Mad Kings: https://nebula.tv/madkings?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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How Big Could a Space Habitat Get?
15/01/2026 Duration: 33minHow big could space habitats really get? From O’Neill cylinders to Ringworlds and Topopolises, we explore the true limits of megastructure scale.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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How Big Could a Space Habitat Get? (Narration Only)
15/01/2026 Duration: 33minHow big could space habitats really get? From O’Neill cylinders to Ringworlds and Topopolises, we explore the true limits of megastructure scale.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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The Anthropic Principle – Are We Meant to Be Here, or Just Lucky? (Narration Only)
11/01/2026 Duration: 28minAre we here by design, chance, or selection bias? The Anthropic Principle, fine-tuning, doomsday math, and Boltzmann brains.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Joe Scott's Oldest & Newest: https://nebula.tv/videos/joescott-oldest-and-newest-places-on-earth?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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The Anthropic Principle – Are We Meant to Be Here, or Just Lucky?
11/01/2026 Duration: 28minAre we here by design, chance, or selection bias? The Anthropic Principle, fine-tuning, doomsday math, and Boltzmann brains.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Joe Scott's Oldest & Newest: https://nebula.tv/videos/joescott-oldest-and-newest-places-on-earth?ref=isaacarthurWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
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Cryogenic Arks – Sleeping Through the Ages
08/01/2026 Duration: 38minFrom frozen habitats to millennia-long journeys, we explore the science behind cryogenic arks and deep-time interstellar travel.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Joe Scott's Oldest & Newest: https://nebula.tv/videos/joescott-oldest-and-newest-places-on-earthWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technologyGrab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook 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 fu
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Cryogenic Arks – Sleeping Through the Ages (Narration Only)
08/01/2026 Duration: 38minFrom frozen habitats to millennia-long journeys, we explore the science behind cryogenic arks and deep-time interstellar travel.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Joe Scott's Oldest & Newest: https://nebula.tv/videos/joescott-oldest-and-newest-places-on-earthWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technologyGrab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook 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 fu
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Berserker Aliens - The Deadliest Answer to the Fermi Paradox (Narration Only)
04/01/2026 Duration: 32minAre Berserker probes hunting advanced life? Exploring the deadliest Fermi Paradox solution.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Mad Kings: https://nebula.tv/madkingsWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technologyVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook 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/53GAShECredits:Berserker Aliens - The Deadliest Answer to the Fermi ParadoxWritten, Produced & Narrated by: Isaac ArthurSelect imagery/video supplied by Getty ImagesMusic by Epidemic Sound: http://nebula.tv/ep
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Berserker Aliens - The Deadliest Answer to the Fermi Paradox
04/01/2026 Duration: 33minAre Berserker probes hunting advanced life? Exploring the deadliest Fermi Paradox solution.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurCheck out Mad Kings: https://nebula.tv/madkingsWatch my exclusive video Chronoengineering: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technologyVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook 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/53GAShECredits:Berserker Aliens - The Deadliest Answer to the Fermi ParadoxWritten, Produced & Narrated by: Isaac ArthurSelect imagery/video supplied by Getty ImagesMusic by Epidemic Sound: http://nebula.tv/ep