Science & Futurism with Isaac Arthur

Medical Technology has revived people who have stopped breathing or whose heart has stopped, but could it revive those who are already brain dead and, if so, for how long? Technological Resurrection: https://youtu.be/Avp1ThZpDNs Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

A Space Elevator on the Moon, made of mundane materials, could be built with modern technology, and allow ultra-cheap freight off the Moon. Watch my exclusive video on Retrocausality: https://nebula.tv/videos/isaacarthur-retrocausality Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/lunar-space-elevator Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/lunar-space-elevator-narration-only Credits: Lunar Space Elevator Science & Futurism with Isaac Arthur Episode 406, August 3, 2023 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Graphics by: Aryeh Yakov Katz Ian Long LITE Ken York YD Visual Mafic Studios Mike Munt Apogii.uk Phil Swan Sergio Botero Udo Schroeter Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Markus Junnikkala, "Plotting a Course", "We Roam the Stars" Stellardrone, "Red Giant", "Between the Rings" Miguel Johsnon, "Far From Home", "So Many Stars"

The Stanford Torus is an enormous 10 million ton space station ring habitat designed to house many thousands. To find out more about them and other megastructures, see the Megastructure Compendium: https://youtu.be/1xt13dn74wc Produced, Written & Narrated by: Isaac Arthur Graphics by: Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Our monthly livestream Q&A session. Join us on July, 2023, at 4pm EST, Sunday, and get your questions about the channel and episodes on chat to be answered! Join Nebula: https://go.nebula.tv/isaacarthur Support the stream: https://streamlabs.com/isaacarthur Catch the audio-only show on Soundcloud: https://soundcloud.com/isaac-arthur-148927746 Visit our Website: https://www.isaacarthur.net SFIA Discord Server: https://discord.gg/53GAShE Support us on Patreon: https://www.patreon.com/IsaacArthur 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. Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Adapting to live in space or on strange, alien worlds may change us in many ways, but would we be taller if we lived in low gravity? Life On A Low Gravity Planet: https://youtu.be/CBLCNWpLFBg Zero Gravity Civilizations: https://youtu.be/BcJSz_q2bIk Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

The ability to get a strike force anywhere and fast is of vast strategic value, and the future may dropships landing anywhere on a planet within minutes. Visit our Website: http://www.isaacarthur.net Checkout this episode ad-free on Nebula: https://nebula.tv/videos/isaacarthur-dropships-drop-pods 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/dropships-drop-pods Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/dropships-drop-pods-narration-only Credits: Dropships & Drop Pods Episode 405, July 27, 2023 Written, Produced & Narrated by: Isaac Arthur Editors: David McFarlane Konstantin Sokerin Graphics: Darth Biomech Jeremy Jozwik LegionTech Studios Sergio Botero Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Markus Junnikkala, "We Roam the Stars" Stellardrone, "Red Giant", "Between the Rings" Miguel Johnson, "Far From Home", "So Many Stars"

Dinosaurs once ruled the world, and scifi often speculates they may have been a technological civilization that was wiped out. Is there even a small chance this is true, and if so, wiped out by what and who? And could we even tell? The Silurian Hypothesis: https://youtu.be/nxf0nE2zGpc Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

To explore the trillions of worlds in our galaxy, we will need space probes far more sophisticated than any craft we've ever built, including the ability to build themselves. Self Replicating Spacecraft: https://youtube.com/shorts/rZMVn8iJRU8 Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Get a free bag of fresh coffee with any Trade subscription at https://www.drinktrade.com/isaacarthur Our search for extraterrestrial life assumes alien life based on water and carbon, but could there be biochemistries based on other substances? NSS Townhall Registration & Q&A Submission: https://space.nss.org/nss-town-hall-july-20-with-nss-senior-leadership/ Visit our Website: http://www.isaacarthur.net Checkout this episode ad-free on Nebula: https://nebula.tv/videos/isaacarthur-ammonia-based-lifeforms 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/ammonia-based-lifeforms Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/rammonia-based-lifeforms-narration-only Credits: Ammonia-Based Lifeforms Episode 404, July 20, 2023 Written, Produced & Narrated by: Isaac Arthur Editors: David McFarlane Edward Wright Joshua Deily Lukas Konecny Matthew C. Johnson Graphics: Kristijan Tavcar Ken York (YD Visual) Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Markus Junnikkala, "We Roam the Stars" Stellardrone, "Red Giant", "Between the Rings" Miguel Johnson, "Far From Home", "So Many Stars" Aerium, "Fifth Star of Aldebaran"

Learning a new human language is tricky enough, so could we ever hope to decrypt alien languages from species we've never met? Cryptic Aliens: https://youtu.be/thdC-HlRHWg Alien Languages: https://youtu.be/_OpoWJbo7oM Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Use code isaacarthur at the link below to get an exclusive 60% off an annual Incogni plan: https://incogni.com/isaacarthur Robots play an ever greater role in every aspect of our lives, including the battlefield, but what will their role be in the wars of the future? 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/robots-warfare Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/robots-warfare-narration-only Credits: Robots & Warfare Episode 403a, July 16, 2023 Written, Produced & Narrated by: Isaac Arthur Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Markus Junnikkala, "We Roam the Stars" Stellardrone, "Red Giant", "Between the Rings" Miguel Johnson, "Far From Home", "So Many Stars" Aerium, "Fifth Star of Aldebaran"

Humanity has often preferred to move its communities, and in the future we might do that by moving our entire cities, by air, sea, or land. Watch my exclusive video on Nomadic Miners On The Moon: https://nebula.tv/videos/isaacarthur-nomadic-miners-on-the-moon Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur NSS Space Forum on Instabase: General Registration Link - https://us02web.zoom.us/webinar/register/WN_ovcIpIO7SIahG-B5yaDoVg 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/mobile-cities Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/mobile-cities-narration-only Credits: Mobile Cities Science & Futurism with Isaac Arthur Episode 403, July 13, 2023 Produced & Narrated by Isaac Arthur Written by: Briana Brownell Isaac Arthur Editors: Briana Brownell David McFarlane Graphics by: Fishy Tree Jeremy Jozwik Ken York (YD Visual) Sergio Botero Udo Schroeter Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Markus Junnikkala, "Plotting a Course", "We Roam the Stars" Stellardrone, "Red Giant", "Between the Rings" Miguel Johsnon, "Far From Home", "So Many Stars" Aerium, "Fifth Star of Aldebaran"

Computronium is any type of matter which supports computation or thought, and which a civilization might seek to turn all matter into. Matrioshka Brains: https://youtu.be/Ef-mxjYkllw Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

A Hegemonizing Swarm is a hypothetical living weapon, or self-replicating machine, which seeks to turn every last available bit of matter into more of itself or a desired construct. Paperclip Maximizer: https://youtu.be/3mk7NVFz_88 Produced, Written & Narrated by: Isaac Arthur Graphics by: Jeremy Jozwik Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial + the first 200 people will get 20% off their annual subscription. After over half a century, it is time to return to the Moon, and use its vast resources as a bridge to countless new worlds. 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/lunar-mining-processing-refining Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/lunar-mining-processing-refining-narration-only Credits: In Situ Resource Utilization: Lunar Mining, Processing & Refining Episode 402, July 6, 2023 Produced, Written & Narrated by: Isaac Arthur Editors: Brianna Brownell David McFarlane John Kross Graphics: Apogii.uk Ian Long / LITE Jeremy Jozwik Justin Dixon Katie Byrne Ken York YD Visual Sergio Botero SpaceResourcesCGI Tristand3D Udo Schroeter Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Markus Junnikkala, "Hail the Victorious Dead" "A Memory of Earth" Stellardrone, "Red Giant" "Ultra Deep Field" Sergey Cheremisinov, "Labyrinth" "Forgotten Stars" Taras Harkavyi, "Alpha and ..."

Birch Planets are enormous hypothetical Megastructures which would have more living area than every planet in our galaxy combined, and are even larger than Dyson Spheres. Mega Earths: https://youtu.be/ioKidcpkZN0 To find out more about megastructures, see the Megastructure Compendium: https://youtu.be/1xt13dn74wc Produced, Written & Narrated by: Isaac Arthur Graphics by: Jeremy Jozwik, Ken York Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

We may terraform Mars or Venus one day, but to truly make worlds like Earth, we may need to build them ourselves. Mega Earths: https://youtu.be/ioKidcpkZN0 To find out more about megastructures, see the Megastructure Compendium: https://youtu.be/1xt13dn74wc Produced, Written & Narrated by: Isaac Arthur Graphics by: Jeremy Jozwik, Ken York Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Connect the Dots with Ariadne: https://www.ariadne.inc We often think that one day the world will come to an end and humanity with it, and possibly with us causing it, but what would our world be like if life persisted after humanity was gone? Visit our Website: http://www.isaacarthur.net Join Nebula: https://nebula.tv/videos/isaacarthur-earth-after-humanity 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/earth-after-humanity Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/earth-after-humanity-narration-only ---- Chapters ----- 0:00 Intro 01:48 Natural Catastrophe 07:03 Humanity Wrecks Earth 12:07 Super Plague 15:19 Artificial Intelligence Kills Us 20:33 Aliens Kill Us 25:22 Humanity Abandons Earth Credits: Earth After Humanity Episode 401, June 29, 2023 Produced, Written & Narrated by: Isaac Arthur Editors: Donagh Broderick Dillon Olander David McFarlane Graphics: Jeremy Jozwik Tactical Blob Music Courtesy of Epidemic Sound Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "Ultra Deep Field" Sergey Cheremisinov, "Labyrinth", "Forgotten Stars" Taras Harkavyi, "Alpha and ..." Miguel Johnson, "So Many Stars"

Worlds far from the Galactic Core are thought to be low in many important elements for life, but some new research calls that into doubt, indicating that the ancient old worlds of the galactic rim might harbor alien life. See our episode The Fermi Paradox: The Phosphorus Problem for more details: https://youtu.be/oPU9jeQbTOU Science News Article "Alien life may be possible even at the Milky Way’s edges" https://www.sciencenews.org/article/alien-milky-way-phosphorus-habitable Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Our monthly livestream Q&A session. Join us on June 25, 2023, at 4pm EST, Sunday, and get your questions about the channel and episodes on chat to be answered! Join Nebula: https://go.nebula.tv/isaacarthur Support the stream: https://streamlabs.com/isaacarthur Catch the audio-only show on Soundcloud: https://soundcloud.com/isaac-arthur-148927746 Visit our Website: https://www.isaacarthur.net SFIA Discord Server: https://discord.gg/53GAShE Support us on Patreon: https://www.patreon.com/IsaacArthur 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. Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

The first 1,000 people to use the link will get a 1 month free trial of Skillshare https://skl.sh/isaacarthur06237 What will life be like 300 years in our future, or for those living 300 million miles away? 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/life-in-2323-ad Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/life-in-2323-ad-narration-only The Chronology of SFIA's episodes: https://docs.google.com/spreadsheets/d/1E7UTCFWSRk1vuyjmYhSvtmvINVSU9tWy5LabQeHW9t8/edit?usp=sharing Credits: Life in 2323 A.D. Science & Futurism with Isaac Arthur Episode 400, June 22, 2023 Written, Produced & Narrated by Isaac Arthur Graphics: Bryan Versteeg Jarred Eagley Jeremy Jozwik Katie Byrne Ken York Phil Swan Sergio Botero Udo Schroeter Editors: Briana Brownell Donagh Broderick Dillon Olander Konstantin Sokerin Merv Johnson David McFarlane Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "Ultra Deep Field" Sergey Cheremisinov, "Labyrinth", "Forgotten Stars" Taras Harkavyi, "Alpha and ..." Miguel Johnson, "So Many Stars"

For as long as we have had history and likely before, people have contemplated a life after this one, but might we one day create artificial afterlives? And if so, will we create heavens or hells? Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video on Free Will & Orch OR: https://nebula.tv/videos/isaacarthur-free-will-orchestrated-objective-reduction 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/artificial-afterlives Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/space-habitats-narration-only Credits: Artificial Afterlives Science & Futurism with Isaac Arthur Episode 399, June 15, 2023 Written, Produced & Narrated by Isaac Arthur Editors: Dillon Olander Graphics by: Jeremy Jozwik Ken York Music Courtesy of Markus Junnikkala, "Plotting a Course", "We Roam the Stars" Stellardrone, "Red Giant", "Between the Rings" Miguel Johsnon, "Far From Home", "So Many Stars" Aerium, "Fifth Star of Aldebaran"

BWC Megastructures are types of hypothetical mega engineering projects, like artificial planets, who scope is vast, but whose practicality is debatable. To find out more about them and other megastructures, see the Megastructure Compendium: https://youtu.be/1xt13dn74wc Produced, Written & Narrated by: Isaac Arthur Graphics by: Jeremy Jozwik, Ken York, Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Checkout Keysight World Innovate: https://keysig.ht/rX9blU Could there be universes with more than 3 Dimensions? And if so, could life exist there? 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/higher-dimensional-aliens Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/higher-dimensional-aliens-narration-only Credits: Alien Civilizations: Higher Dimensional Aliens Science & Futurism with Isaac Arthur Episode 398a, June 11, 2023 Written, Produced & Narrated by Isaac Arthur Editors: Briana Brownell David McFarlane Music Courtesy of: Martin Rezny, "Lifelight" Stellardrone, "A Moment of Stillness", "Cosmic Sunrise", "Red Giant" Aerium, "Fifth Star of Aldebaran" Miguel Johnson, "Strange New World", "Night Forever"

The first 1,000 people to use the link will get a 1 month free trial of Skillshare https://skl.sh/isaacarthur06238 One day we may retire our rockets and instead reach the heavens by ascending towers so tall they dwarf mountains, and rise above the sky itself. NSSA New Horizons Summit: https://events.humanitix.com/nhs-2023 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 Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/space-towers Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/space-towers-narration-only Credits: Space Towers Science & Futurism with Isaac Arthur Episode 398, June 8, 2023 Written, Produced & Narrated by Isaac Arthur Editors: Briana Brownell Ken York (YD Visual) David McFarlane Graphics by: Jarred Eagley Jeremy Jozwik Katie Byrne Ken York (YD Visual) Phil Swan Sergio Botero Steve Bowers Udo Schroeter Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Markus Junnikkala, "Plotting a Course", "We Roam the Stars" Stellardrone, "Red Giant", "Between the Rings" Miguel Johsnon, "Far From Home", "So Many Stars" Aerium, "Fifth Star of Aldebaran"