Sinopsis
Podcast by Isaac Arthur
Episodios
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Is 3I/ATLAS an Alien Artifact? (Narration Only)
23/09/2025 Duración: 27min3I/ATLAS is only the third interstellar object we’ve ever seen — but could it really be an alien artifact, or just another comet with unusual traits?Any comments, corrections, or thoughts on the video? email Isaac.Arthur.Utube@gmail.comVisit 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:Is 3I/ATLAS an Alien Artifact?Written, Produced & Narrated by: Isaac ArthurSelect imagery/video supplied by Getty Images Music Courtesy of Chris Zabriskie, StellardroneSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
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Is 3I/ATLAS an Alien Artifact?
23/09/2025 Duración: 27min3I/ATLAS is only the third interstellar object we’ve ever seen — but could it really be an alien artifact, or just another comet with unusual traits?Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Is
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Life in Methane Oceans: Could Aliens Evolve on Titan-like Worlds?
20/09/2025 Duración: 25minCould life thrive in seas of methane instead of water? We explore Titan-like worlds and the alien ecosystems they might harbor.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Life in Methane Oceans:
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Life in Methane Oceans: Could Aliens Evolve on Titan-like Worlds? (Narration Only)
20/09/2025 Duración: 25minCould life thrive in seas of methane instead of water? We explore Titan-like worlds and the alien ecosystems they might harbor.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Life in Methane Oceans:
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Space Habitat Clusters & Conglomerations (Narration Only)
18/09/2025 Duración: 37minSpace isn’t just for lonely colonies—it’s for communities. Join us as we imagine constellations of space habitats bound by tethers, trade, and trust, building not just homes in the stars but entire civilizations.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future co
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Space Habitat Clusters & Conglomerations
18/09/2025 Duración: 37minSpace isn’t just for lonely colonies—it’s for communities. Join us as we imagine constellations of space habitats bound by tethers, trade, and trust, building not just homes in the stars but entire civilizations.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future co
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Life on Mars? Perseverance’s Sapphire Canyon Discovery
16/09/2025 Duración: 12minNASA’s Perseverance rover may have found the best hint yet of Martian life — strange minerals in Jezero Crater that could be microbial fingerprints… or just clever geology.Any comments, corrections, or thoughts on the video? email Isaac.Arthur.Utube@gmail.comVisit 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:Life on Mars: Perseverance’s Sapphire Canyon DiscoveryWritten, Produced & Narrated by: Isaac ArthurSelect imagery/video supplied by Getty Images Music Courtesy of Chris ZabriskieSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell
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Life on Mars? Perseverance’s Sapphire Canyon Discovery (Narration Only)
16/09/2025 Duración: 12minNASA’s Perseverance rover may have found the best hint yet of Martian life — strange minerals in Jezero Crater that could be microbial fingerprints… or just clever geology.Any comments, corrections, or thoughts on the video? email Isaac.Arthur.Utube@gmail.comVisit 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:Life on Mars: Perseverance’s Sapphire Canyon DiscoveryWritten, Produced & Narrated by: Isaac ArthurSelect imagery/video supplied by Getty Images Music Courtesy of Chris ZabriskieSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell
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Feudal Futures - Knights & Nobles in the Space Age (Narration Only)
14/09/2025 Duración: 26minFeudalism once ruled Earth—could it rule the cosmos too? We dive into the strange but plausible world of space nobles, orbital dukes, and knights of the vacuum clad in power armor or piloting mecha.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Dis
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Feudal Futures - Knights & Nobles in the Space Age
14/09/2025 Duración: 26minFeudalism once ruled Earth—could it rule the cosmos too? We dive into the strange but plausible world of space nobles, orbital dukes, and knights of the vacuum clad in power armor or piloting mecha.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Dis
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Colonial Economies - How Do You Make Money on a New Planet? (Narration Only)
11/09/2025 Duración: 33minYou’ve made it to a new world—but how do you make a living when Earth is light-years away? We chart how colonies bootstrap markets, money, and meaning—from scrip and rationing to trade networks and post-scarcity systems.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 f
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Colonial Economies - How Do You Make Money on a New Planet?
11/09/2025 Duración: 34minYou’ve made it to a new world—but how do you make a living when Earth is light-years away? We chart how colonies bootstrap markets, money, and meaning—from scrip and rationing to trade networks and post-scarcity systems.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 f
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Could We Accidentally Destroy the Universe?
07/09/2025 Duración: 34minWhat if the end of everything came not from cosmic fate, but from us? This episode examines the physics, probability, and peril of experiments that could, in theory, unravel the universe.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Discord Se
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Could We Accidentally Destroy the Universe? (Narration Only)
07/09/2025 Duración: 33minWhat if the end of everything came not from cosmic fate, but from us? This episode examines the physics, probability, and peril of experiments that could, in theory, unravel the universe.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Discord Se
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Orbital Arcologies: Mega-Cities in Space
04/09/2025 Duración: 30minFrom O’Neill cylinders to spiral habitats, discover how humanity might build colossal, interconnected cities high above Earth.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Orbital Arcologies - Mega
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Orbital Arcologies: Mega-Cities in Space (Narration Only)
04/09/2025 Duración: 29minFrom O’Neill cylinders to spiral habitats, discover how humanity might build colossal, interconnected cities high above Earth.Watch my exclusive video The Economics of Immortality: https://nebula.tv/videos/isaacarthur-the-economics-of-immortalityGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.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 future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Orbital Arcologies - Mega
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The 10 Best Great Filters That Could Explain the Fermi Paradox (Narration Only)
02/09/2025 Duración: 39minFrom abiogenesis to AI, we rank the top Great Filter candidates and test them against the data to see which best explains the Fermi Paradox. Is the universe empty, or just dangerous? We explore ten filters—cosmic, biological, and civilizational—that could silence civilizations before they spread.Feed Your Curiosity with Curiosity Box, use code 'isaac25' to get 25% off https://www.curiositybox.com?utm_source=YouTube&utm_medium=bloggers&utm_campaign=thesoulpub_aug_2025&utm_content=isaacarthurSFIA&utm_term=videoVisit 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:Could We Accidentally Destroy
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The 10 Best Great Filters That Could Explain the Fermi Paradox
02/09/2025 Duración: 39minFrom abiogenesis to AI, we rank the top Great Filter candidates and test them against the data to see which best explains the Fermi Paradox. Is the universe empty, or just dangerous? We explore ten filters—cosmic, biological, and civilizational—that could silence civilizations before they spread.Feed Your Curiosity with Curiosity Box, use code 'isaac25' to get 25% off https://www.curiositybox.com?utm_source=YouTube&utm_medium=bloggers&utm_campaign=thesoulpub_aug_2025&utm_content=isaacarthurSFIA&utm_term=videoVisit 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:Could We Accidentally Destroy
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Jupiter Brains & Mega Minds
31/08/2025 Duración: 41minWe often contemplate superintelligent entities, and advances in AI and human mind augmentation may soon bring them about. But how big could they get? What would they think about? And might you, or I, one day become one ourselves?Get a free trial TODAY with Hostinger Horizons! Use code ISAACARTHUR to get 10% off your first month here: hostinger.com/isaacarthurVisit 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:Jupiter Brains & Mega Minds [2025 Extended Edition]Written, Produced & Narrated by: Isaac ArthurGraphics:Jeremy JozwikSergio BoteroKen YorkSelect imagery/video supplied by Getty ImagesMusic
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Jupiter Brains & Mega Minds (Narration Only)
31/08/2025 Duración: 41minWe often contemplate superintelligent entities, and advances in AI and human mind augmentation may soon bring them about. But how big could they get? What would they think about? And might you, or I, one day become one ourselves?Get a free trial TODAY with Hostinger Horizons! Use code ISAACARTHUR to get 10% off your first month here: hostinger.com/isaacarthurVisit 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:Jupiter Brains & Mega Minds [2025 Extended Edition]Written, Produced & Narrated by: Isaac ArthurGraphics:Jeremy JozwikSergio BoteroKen YorkSelect imagery/video supplied by Getty ImagesMusic