Science & Futurism with Isaac Arthur

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"

A Fusion Candle is a type of hypothetical Megastructure that is an enormous fusion drive that is placed in orbit of a gas giant, like Jupiter. 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 Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

A quick glance at solar moth and solar sail technology for space travel from our episode the Advanced Spaceship Drive Compendium https://youtu.be/ipQ1c6jTjIc

Go to https://brilliant.org/IsaacArthur/ to get a 30-day free trial + the first 200 people will get 20% off their annual subscription. We often discuss our future in the Asteroid Belt, and the glorious civilizations we might one day build there. However, it is but a pale shadow of its larger twin, the Kuiper Belt, out at the edge of the solar system. 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/colonizing-the-kuiper-belt Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/colonizing-the-kuiper-belt-narration-only Credits: Outward Bound: Colonizing the Kuiper Belt Episode 397, June 1, 2023 Produced, Written & Narrated by: Isaac Arthur Editors: David McFarlane Graphics by: Bryan Versteeg Jeremy Jozwik Ken York Kristijan Tavcar Sergio Botero 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..."

The goal of science is to understand and master the Universe around us, but could our skill grow so great that we could learn to warp reality itself? 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/warping-reality Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/warping-reality-narration-only ▬ Reality Warping Concepts ▬▬▬▬▬▬▬▬▬▬ 0:00 Intro 2:06 Warping Spacetime 4:58 Negative Mass 5:25 Spaceship Propulsion 8:41 Forcefields & Shields 11:07 Reversing Universal Expansion 12:17 Matter Creation 12:49 Super Strong Materials 14:14 Cloaking 15:17 Hammerspace 19:07 Tractor Beams 20:11 Time Manipulation & Stasis 24:20 Ultra-fast Communication 25:08 Vacuum Energy 25:48 Universe Creation 26:40 Probability Manipulation & Luck 27:47 Perpetual Civilizations Credits: Warping Reality Science & Futurism with Isaac Arthur Episode 396, May 26, 2023 Written, Produced & Narrated by Isaac Arthur Editors: David McFarlane Graphics: Ken York LITE / Ian Long Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "Cosmic Sunrise" Miguel Johnson, "So Many Stars", "Strange New World"

One day we may encounter intelligent aliens, but can we ever hope to understand their psychology and coexist with them if we do? Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video on Space Freighters: https://nebula.tv/videos/isaacarthur-space-freighters 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/coexistence-with-aliens ▬ Reality Warping Concepts ▬▬▬▬▬▬▬▬▬▬ 0:00 Intro 00:54 Xenopsychology 17:06 Trade 32:12 War 48:19 Alliance 1:02:22 Outro Credits: Coexistence with Aliens Science & Futurism with Isaac Arthur Episode 395b, May 21, 2023 Written, Produced & Narrated by Isaac Arthur Editors: Darius Said Jerry Guern Keith Blockus Konstantin Sokerin Matthew Campbell Graphics by: Darth Biomech Jeremy Jozwik Ken York LegionTech Studios Mihail Yordanov Sergio Botero Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Martin Rezny, "Lifelight" Aerium, "Visions of Vega, "Fifth Star of Aldebaran", "Waters of Atlantis"

Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur Watch my exclusive video on Space Freighters: https://nebula.tv/videos/isaacarthur-space-freighters The galaxy is a dark, mysterious, and silent place - perhaps it is quiet and empty because some great predator already consumed all in its path, and if so, might we be next? 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/hungry-aliens Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/hungry-aliens-narration-only Credits: Alien Civilizations: Hungry Aliens Episode 395, May 18, 2023 Written, Produced & Narrated by: Isaac Arthur Editors: Dan Lavoie Donagh Broderick Konstantin Sokerin Graphics by: Darth Biomech Ken York LegionTech Studios Tactical Blob Udo Schroeter Music by: Martin Rezny, "Lifelight" Stellardrone, "A Moment of Stillness", "Cosmic Sunrise" Aerium, "Fifth Star of Aldebaran" Miguel Johnson, "Strange New World"

The first 1,000 people to use the link will get a 1 month free trial of Skillshare https://skl.sh/isaacarthur05231 Our Universe is vast, ancient, and mysterious. It's no surprise that in our quest to explore and explain it, many misconceptions have arisen. 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/misconceptions-about-space-time-the-universe Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/misconceptions-about-space-time-the-universe-narration-only ▬ Common Misconceptions ▬▬▬▬▬▬▬▬▬▬ 0:00 Intro 2:34 Space is Huge 3:58 Space has no gravity 6:29 Space is not Dark 7:57 Space is Cold 12:14 Space is Empty 14:49 Explosive Decompression 16:31 No Noise in Space 17:48 Black Holes Suck 18:51 You can’t escape a Black Hole 22:37 Nothing goes faster than light 24:23 The Edge of The Universe is 13 Billion Light Years Away 27:23 The Universe has no Edge 29:31The Universe has no Center 30:13 We aren’t the Center of the Universe 32:48 Earth Orbits the Sun 35:34 The Sun is a fiery Yellow Dwarf 38:29 Time on Spaceships runs very slow 40:17 The Universe ends with the last stars Credits: Misconceptions About Space, Time & The Universe Science & Futurism with Isaac Arthur Episode 394, May 11, 2023 Written, Produced & Narrated by Isaac Arthur Editors: Briana Brownell David McFarlane Graphics: 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. Many believe civilizations which survive the challenges of technology will inevitability build Dyson Spheres encompassing their entire sun. So how do we find these megastructures if they exist? 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 ▬ Dyson Sphere Search Chapters ▬▬▬▬▬▬▬▬▬▬ 0:00 Intro 02:11 What is a Dyson Sphere? 08:00 Can we see a Dyson Sphere? 15:19 (TEA) Time Elapse Argument 19:35 Couldn’t such a powerful civilization hide their Dyson Sphere from us? 24:44 Wouldn’t a better power supply than fusion eliminate the need for a Dyson Sphere? 30:41 Where should we be hunting for Dyson Spheres, or groups of them? 34:05 What about all those Voids, Dark Matter, and stuff like that? Couldn’t those be Dyson Spheres? Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/the-fermi-paradox-searching-for-dyson-spheres Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/the-fermi-paradox-searching-for-dyson-spheres-narration-only Credits: The Fermi Paradox: Searching For Dyson Spheres Science & Futurism with Isaac Arthur Episode 393, May 4, 2023 Written, Produced & Narrated by Isaac Arthur Editors: Donagh Broderick Konstantin Sokerin David McFarlane Graphics by: Jeremy Jozwik Ken York Sergio Botero Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

To get started planning a career that works on one of the world’s most pressing problems, sign up now at https://80000hours.org/isaacarthur Cities in the future will need to be increasingly clever in how they operate, by utilizing more data collection, automation, and artificial intelligence to serve its citizens and businesses. 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/smart-cities Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/smart-cities-narration-only Credits: Smart Cities Science & Futurism with Isaac Arthur Episode 392, April 27, 2023 Written, Produced & Narrated by Isaac Arthur Editors: Briana Brownell David McFarlane Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Our monthly livestream Q&A session. Join us on April 23, 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 Register for the National Space Society's 2023 International Space Development Conference: https://isdc2023.nss.org 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.