Science & Futurism with Isaac Arthur

Start Forging New Worlds: https://www.worldanvil.com/isaac-arthur The new Grabby Aliens model proposes that the Universe may already contain several thousand immense alien empires... and that we may soon be one of them. See the Grabby Aliens Paper & Presentations: https://grabbyaliens.com Visit our Website: http://www.isaacarthur.net 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/grabby-aliens Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/grabby-aliens-narration-only Credits: Alien Civilizations: Grabby Aliens Science & Futurism with Isaac Arthur Episode 362, September 29, 2022 Written, Produced & Narrated by Isaac Arthur Editors: Darius Said David McFarlane Graphics: Ken York Legiontech Studios Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Music by: Martin Rezny, "Lifelight" Denny Schneidemesser, "Bridge Ambience" Stellardrone, "A Moment of Stillness", "Cosmic Sunrise", "Limbo", "Red Giant" Aerium, "Fifth Star of Aldebaran" Miguel Johnson, "Strange New World"

Our monthly livestream Q&A session. Join us on 4pm EST, Sunday, September 25, and get your questions about the channel and episodes on chat to be answered! 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

Visit https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. For centuries now science has unlocked ever more mysteries, but could we one day run out of discoveries or abandon further research? Visit our Website: http://www.isaacarthur.net 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/post-science-civilizations Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/post-science-civilizations-narration-only Credits: Post Science Civilizations Science & Futurism with Isaac Arthur Episode 361, September 22, 2022 Produced & Narrated by Isaac Arthur Written by: Isaac Arthur Editors: David McFarlane Dillon Ollander Jason Burbank Jerry Guern Konstantin Sokerin Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics: Jakub Grygier Jeremy Jozwik Justin Dixon Ken York LegionTech Studios Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Go to https://nordvpn.com/isaacarthur to get a 2-year plan plus 4 additional months with a HUGE discount. It’s risk-free with Nord’s 30-day money-back guarantee! Kardashev Civilizations are beyond immense, with even the first tier of them making any modern nation look miniscule, and there are many barriers to becoming one. Megastructures Book: https://artofsoulburn.gumroad.com/l/qnntu Visit our Website: http://www.isaacarthur.net 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/barriers-to-becoming-a-kardashev-civilization Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/barriers-to-becoming-a-kardashev-civilization-narration-only Credits: Barriers To Becoming A Kardashev Civilization Science & Futurism with Isaac Arthur Episode 360, September 15, 2022 Produced & Narrated by Isaac Arthur Written by: Isaac Arthur Editors: David McFarlane Jerry Guern Konstantin Sokerin Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics: Bryan Versteeg Jarred Eagley Jeremy Jozwik Ken York Quiet Orbits Sergio Botero Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Start listening with a 30-day Audible trial and your first audiobook is free. Visit http://www.audible.com/isaac or text "isaac" to 500-500. The idea that some mimic might steal your identity and replace you, or takeover your mind, is terrifying. But could we encounter aliens that were able to do this? Visit our Website: http://www.isaacarthur.net 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/alien-impostors-doppelgangers Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/alien-impostors-doppelgangers-narration-only Credits: Alien Civilizations: Alien Impostors & Doppelgangers Science & Futurism with Isaac Arthur Episode 359a, September 11, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Graphics: Jeremy Jozwik Ken York Udo Schroeter Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Music by: Martin Rezny, "Lifelight" Denny Schneidemesser, "Bridge Ambience" Stellardrone, "A Moment of Stillness", "Cosmic Sunrise", "Limbo", "Red Giant" Aerium, "Fifth Star of Aldebaran" Miguel Johnson, "Strange New World"

Visit https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. To get into space in a big way we need to be able to move vast amounts of people and cargo to space at a fraction of modern costs; tethered rings offer a potentially practical path to do that using only modern technology. Project Atlantis: https://www.project-atlantis.com Visit our Website: http://www.isaacarthur.net 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/tethered-ring-space-launchers Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/tethered-ring-space-launchers-narration-only Credits: Tethered Ring Space Launchers Science & Futurism with Isaac Arthur Episode 359, September 8, 2022 Produced & Narrated by Isaac Arthur Written By: Isaac Arthur Phil Swan Editors: Alex Civitello Ceana Prado Nickel Cover Art by: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics by: Alastair Swan Alice Dowling Ervin Oprea Jarred Eagley Jeremy Jozwik Ian Long LITE Isaac Arthur Ken York Katie Byrne Phil Swan Sergio Botero Steve Bowers Troy Moss Music Courtesy of: Sergey Cheremisinov, "Sirius", "The Signals" https://www.youtube.com/c/SergeyCheremisinov Stellardrone, "Red Giant" https://stellardrone.bandcamp.com Miguel Johsnon," "Far From Home" https://soundcloud.com/migueljohnsonmjmusic Aerium, "Fifth Star of Aldebaran" https://soundcloud.com/aerium-music

Sign up for a Curiosity Stream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: https://curiositystream.com/isaacarthur Space is deadly and our spaceships and stations are cramped and thin-protected environments, placing enormous stress on those who journey there. So how to we keep from going crazy while we explore strange new worlds? Visit our Website: http://www.isaacarthur.net 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/staying-sane-in-space Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/staying-sane-in-space-narration-only Credits: Staying Sane in Space Science & Futurism with Isaac Arthur Episode 358, September 1, 2022 Produced & Narrated by Isaac Arthur Written by: Isaac Arthur Logan Smith Editors: Andy Nelson Andy Smith David McFarlane Konstantin Sokerin Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics: Jeremy Jozwik Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Our monthly livestream Q&A session. Join us on 4pm EST, Sunday, August 28, 2022, and get your questions about the channel and episodes on chat to be answered! 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

Visit https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. One day humanity will settle space, but what will that first settlement be like and where will it be? In Orbit? The Moon? Mars? Or somewhere else entirely? Visit our Website: http://www.isaacarthur.net 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/the-first-space-settlement Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/the-first-space-settlement-narration-only Credits: The First Space Settlement Science & Futurism with Isaac Arthur Episode 357, August 25, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Jason Burbank Sig'Unnr's Deluge Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics: Alberto Imbrosciano Bryan Versteeg Fishy Tree Ian Long LITE Jeremy Jozwik Ken York Rapid Thrash Sergio Botero Space Resources CGI Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Click the link in the description box or go to https://buyraycon.com/isaacarthur to get 15% off your Raycon purchase! Temporal Paradox and Time Travel delight us in science fiction, but what would a war across time really look like? Visit our Website: http://www.isaacarthur.net 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. 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/time-wars-alternate-timelines Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/time-wars-alternate-timelines-narration-only Credits: Time Wars & Alternate Timelines Science & Futurism with Isaac Arthur Episode 356, August 19, 2022 Written, Produced & Narrated by Isaac Arthur Editors: Curt Hartung David McFarlane Jerry Guern Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Lombus, "Cosmic Soup" Stellardrone, "Red Giant", "Billions and Billions", "The Earth is Blue" Reign Pagaran, "Distant Voyager"

Start listening with a 30-day Audible trial and your first audiobook is free. Visit http://www.audible.com/isaac or text "isaac" to 500-500. An Alien Invasion of Earth is a terrifying scenario, yet science fiction rarely has good reason for those invasions. Today we'll discuss the worst reasons aliens invade in fiction and some plausible scenarios for why they might do it in fact. Visit our Website: http://www.isaacarthur.net 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/dumbest-alien-invasions Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/dumbest-alien-invasions-narration-only Credits: Alien Civilizations: Dumbest Alien Invasions Science & Futurism with Isaac Arthur Episode 355a, August 14, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Konstantin Sokerin Graphics: Darth Biomech Ken York LegionTech Studios Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Music by: Martin Rezny, "Lifelight" Denny Schneidemesser, "Bridge Ambience" Stellardrone, "A Moment of Stillness", "Cosmic Sunrise", "Limbo", "Red Giant" Aerium, "Fifth Star of Aldebaran" Miguel Johnson, "Strange New World"

Visit https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. We often wonder where all the aliens are out in the galaxy, but could it be that the technologies needed to get to space and travel the stars lead to inevitable catastrophe? Visit our Website: http://www.isaacarthur.net 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/the-fermi-paradox-technological-timebombs Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/the-fermi-paradox-technological-timebombs-narration-only Credits: The Fermi Paradox: Technological Timebombs Science & Futurism with Isaac Arthur Episode 355, August 11, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Jason Burbank Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics: LegionTech Studios Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Sign up for a Curiosity Stream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: https://curiositystream.com/isaacarthur Aliens may one day visit Earth not to invade us but to seek refuge from an invasion or other calamity, how can we respond and should we? Visit our Website: http://www.isaacarthur.net 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/alien-refugees Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/alien-refugees-narration-only Credits: Alien Civilizations: Alien Refugees Science & Futurism with Isaac Arthur Episode 354, August 4, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Konstantin Sokerin Graphics: Darth Biomech LegionTech Studios Udo Schroeter Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Music by: Martin Rezny, "Lifelight" Denny Schneidemesser, "Bridge Ambience" Stellardrone, "A Moment of Stillness", "Cosmic Sunrise", "Limbo", "Red Giant" Aerium, "Fifth Star of Aldebaran" Miguel Johnson, "Strange New World"

Our monthly livestream Q&A session. Join us on 4pm EST, Sunday, July 31, 2022, and get your questions about the channel and episodes on chat to be answered! Interview with Ben Sinclair: https://youtu.be/8_uTo1rWqmU 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

Visit https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. Black Holes and Dark Matter are two of the most mysterious things in the Universe, but could black holes be the key to unlocking the secrets of Dark Matter? Direct detection of primordial black hole relics as dark matter: https://arxiv.org/abs/1906.06348 Search for gamma-ray emission from p-wave dark matter annihilation in the Galactic Center: https://arxiv.org/abs/1904.06261 Visit our Website: http://www.isaacarthur.net 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/black-holes-dark-matter Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/black-holes-dark-matter-narration-only Credits: Black Holes & Dark Matter Science & Futurism with Isaac Arthur Episode 353, July 28, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics: Jeremy Jozwik Music Courtesy of Stellardrone: https://stellardrone.bandcamp.com

Sign up for a Curiosity Stream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: https://curiositystream.com/isaacarthur The great mystery of where all the aliens are in our vast Universe contemplates ancient interstellar civilizations building enormous megastructures that rival worlds or even stars in the immensity... and asks why we can't see these giant alien artifacts. Event Horizon with John Michael Godier: https://www.youtube.com/c/EventHorizonShow This Week in Space with Rod Pyle: https://twit.tv/shows/this-week-in-space Visit our Website: http://www.isaacarthur.net 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/the-fermi-paradox-absent-megastructures Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/the-fermi-paradox-absent-megastructures-narration-only Credits: The Fermi Paradox: Absent Megastructures Science & Futurism with Isaac Arthur Episode 352, July 21, 2022 Written, Produced & Narrated by Isaac Arthur Editors: Alex Civitello Darius Said David McFarlane Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics by: Jarred Eagley Jeremy Jozwik Ken York Sergio Botero Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Visit https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. The galaxy is enormous, ancient, and mostly empty, but from a determined and powerful enemy seeker, even the galaxy may not contain a safe hiding place. Visit our Website: http://www.isaacarthur.net 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/extragalactic-sanctuaries Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/extragalactic-sanctuaries-narration-only Credits: Extragalactic Sanctuaries: Escaping to the Edge of Space and Time Science & Futurism with Isaac Arthur Episode 351, July 14, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Konstantin Sokerin Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Fishy Tree Jeremy Jozwik Katie Byrne Ken York LegionTech Studios Mike Munt Segio Botero Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant"

Visit https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. The galaxy is enormous, ancient, and mostly empty, but from a determined and powerful enemy seeker, even the galaxy may not contain a safe hiding place. Visit our Website: http://www.isaacarthur.net 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/extragalactic-sanctuaries Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/extragalactic-sanctuaries-narration-only Credits: Extragalactic Sanctuaries: Escaping to the Edge of Space and Time Science & Futurism with Isaac Arthur Episode 351, July 14, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Konstantin Sokerin Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Fishy Tree Jeremy Jozwik Katie Byrne Ken York LegionTech Studios Mike Munt Segio Botero Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant"

Start listening with a 30-day Audible trial and your first audiobook is free. Visit http://www.audible.com/isaac or text "isaac" to 500-500. We often imagine Earth being visited by more advanced civilizations, but in the future humanity may encounter more primitive ones on alien worlds. What challenges and dilemmas would we face? Visit our Website: http://www.isaacarthur.net 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/primitive-aliens Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/primitive-aliens-narration-only Credits: Alien Civilizations: Primitive Aliens Science & Futurism with Isaac Arthur Episode 350a, July 10, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Graphics: Darth Biomech Fishy Tree Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Music by: Martin Rezny, "Lifelight" Denny Schneidemesser, "Bridge Ambience" Stellardrone, "A Moment of Stillness", "Cosmic Sunrise", "Limbo", "Red Giant" Aerium, "Fifth Star of Aldebaran" Miguel Johnson, "Strange New World"

Sign up for a Curiosity Stream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: https://curiositystream.com/isaacarthur Every known planet, moon, and asteroid in our solar system occupies a volume of space both enormous and yet tiny compared to the vast empty gulf between stars. But interstellar space isn't truly empty and may one day be home to countless billion of isolated deep space habitats. Visit our Website: http://www.isaacarthur.net 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/deep-space-habitats Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/deep-space-habitats-narration-only Credits: IDeep Space Habitats Science & Futurism with Isaac Arthur Episode 350, July 7, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Konstantin Sokerin Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics by: Bryan Versteeg Jarred Eagley Jeremy Jozwik Sergio Botero Udo Schroeter Music Courtesy of Stellardrone, https://stellardrone.bandcamp.com "Red Giant", "Billions and Billions", "Cosmic Sunrise", "The Night Sky in Motion" Miguel Johnson, https://soundcloud.com/migueljohnsonmjmusic "Expedition" & "So Many Stars"

Sign up for a Curiosity Stream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: https://curiositystream.com/isaacarthur Every known planet, moon, and asteroid in our solar system occupies a volume of space both enormous and yet tiny compared to the vast empty gulf between stars. But interstellar space isn't truly empty and may one day be home to countless billion of isolated deep space habitats. Visit our Website: http://www.isaacarthur.net 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/deep-space-habitats Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/deep-space-habitats-narration-only Credits: IDeep Space Habitats Science & Futurism with Isaac Arthur Episode 350, July 7, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Konstantin Sokerin Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics by: Bryan Versteeg Jarred Eagley Jeremy Jozwik Sergio Botero Udo Schroeter Music Courtesy of Stellardrone, https://stellardrone.bandcamp.com "Red Giant", "Billions and Billions", "Cosmic Sunrise", "The Night Sky in Motion" Miguel Johnson, https://soundcloud.com/migueljohnsonmjmusic "Expedition" & "So Many Stars"

Go to https://expressvpn.com/ISAACARTHUR and find out how you can get 3 months of ExpressVPN free! We conclude our journey begun in Interstellar Probes by exploring an alien world and asking what life will be like as a Planetary Explorer. Visit our Website: http://www.isaacarthur.net 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-as-a-planetary-explorer Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/life-as-a-planetary-explorer-narration-only Credits: Life as a Planetary Explorer Science & Futurism with Isaac Arthur Episode 350, June 30, 2022 Written, Produced & Narrated by Isaac Arthur Editors: Darius Said David McFarlane Jason BurbankDavid McFarlane Keith Blockus Sig'Unnr Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics: Bryan Versteeg Darth Biomech Mike Munt (Apogii) Jeremy Jozwik LegionTech Studios Music Courtesy of Stellardrone, https://stellardrone.bandcamp.com "Red Giant", "Billions and Billions", "Cosmic Sunrise", "The Night Sky in Motion" Miguel Johnson, https://soundcloud.com/migueljohnsonmjmusic "Expedition" & "So Many Stars"

Our monthly livestream Q&A session. Join us on 4pm EST, Sunday, June 25, 2022, and get your questions about the channel and episodes on chat to be answered! 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

Visit https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. Science Fiction has shown us humanity exploring the stars at hundreds of times faster than light speed, but what if the fastest ships we can make never even reach a hundredth of light speed? Can we still settle the galaxy and what will that colonization entail? Visit our Website: http://www.isaacarthur.net 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/crawlonizing-the-galaxy Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/crawlonizing-the-galaxy-narration-only Credits: Crawlonizing The Galaxy: Settling Space At Ultra-Low Speeds Science & Futurism with Isaac Arthur Episode 348, June 23, 2022 Written, Produced & Narrated by Isaac Arthur Editors: Darius Said David McFarlane Jason BurbankDavid McFarlane Keith Blockus Sig'Unnr Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics: Bryan Versteeg Jeremy Jozwik Legiontech Studios Rapid Thrash Sergio Botero Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Click the link in the description box or go to buyraycon.com/isaacarthur to get 15% off your Raycon purchase! We continue our discussion of surveying for habitable exoplanets by touring our possible option for interstellar probes, dumb and smart, flyby and protracted orbital. Visit our Website: http://www.isaacarthur.net 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/interstellar-probesthe-megastructure-compendium Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/interstellar-probes-narration-only Credits: Interstellar Probes Science & Futurism with Isaac Arthur Episode 347, June 16, 2022 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Keith Blockus Sig'Unnr Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics by: Jeremy Jozwik Rapid Thrash Sergio Botero Udo Schroeter Music Courtesy of Stellardrone, https://stellardrone.bandcamp.com "Red Giant", "Billions and Billions", "Cosmic Sunrise", "The Night Sky in Motion" Miguel Johnson, https://soundcloud.com/migueljohnsonmjmusic "Expedtion" & "So Many Stars"