Isaac Arthur

Science & Futurism with Isaac Arthur

Science EN ↓ 1224 episodes

Science & Futurism with Isaac Arthur explores humanity’s long-term future through space exploration, advanced technology, and big-picture science. Hosted by National Space Society President Isaac Arthur, each episode uses real science and careful speculation to examine space colonization, megastructures, artificial intelligence, post-scarcity economies, and the physics shaping civilization beyond Earth.

Author

Isaac Arthur

Category

Science

Podcast website

art19.com

Latest episode

Jul 9, 2026

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Episodes

Alien Impostors & Doppelgangers 11.09.2022

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? 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. Visit our Website: http://www.isaacarthur.net Support us on Patreon: https://www.patreon.com/Isa...

Alien Impostors & Doppelgangers (Narration Only) 11.09.2022

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? 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. Visit our Website: http://www.isaacarthur.net Support us on Patreon: https://www.patreon.com/Isa...

Tethered Ring Space Launchers (Narration Only) 08.09.2022

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. 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. Project Atlantis: htt...

Tethered Ring Space Launchers 08.09.2022

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. 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. Project Atlantis: htt...

Staying Sane in Space 01.09.2022

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? 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 Visit our...

Staying Sane in Space (Narration Only) 01.09.2022

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? 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 Visit our...

SFIA Monthly Livestream 46 - August 28, 2022 29.08.2022

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! Visit our Website:  www.isaacarthur.net SFIA Discord Server:  discord.gg/53GAShE Support us on Patreon:  www.patreon.com/IsaacArthur Facebook Group:  www.facebook.com/groups/1583992725237264/ Reddit:  www.reddit....

The First Space Settlement 25.08.2022

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 https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. Visit our Website: http://www.isaacarthur.net Support us on Patreon: https://www.patreo...

The First Space Settlement (Narration Only) 25.08.2022

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 https://brilliant.org/isaacarthur/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. Visit our Website: http://www.isaacarthur.net Support us on Patreon: https://www.patreo...

Time Wars & Alternate Timelines 18.08.2022

Temporal Paradox and Time Travel delight us in science fiction, but what would a war across time really look like? Click the link in the description box or go to https://buyraycon.com/isaacarthur to get 15% off your Raycon purchase! Watch the Video Version: https://youtu.be/H5KI001O9GQ Visit our Website: http://www.isaacarthur.net Support us on Patreon: https://www.patreon.com/IsaacArthur Support...

Time Wars & Alternate Timelines (Narration Only) 18.08.2022

Temporal Paradox and Time Travel delight us in science fiction, but what would a war across time really look like? Click the link in the description box or go to https://buyraycon.com/isaacarthur to get 15% off your Raycon purchase! Watch the Video Version: https://youtu.be/H5KI001O9GQ Visit our Website: http://www.isaacarthur.net Support us on Patreon: https://www.patreon.com/IsaacArthur Support...

Dumbest Alien Invasions 14.08.2022

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. 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. Visit our Websit...

Dumbest Alien Invasions (Narration Only) 14.08.2022

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. 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. Watch the Video...

The Fermi Paradox: Technological Timebombs 11.08.2022

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/1...

The Fermi Paradox: Technological Timebombs (Narration Only) 11.08.2022

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/1...

Alien Refugees 04.08.2022

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? 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 Watch the Video Version: https://youtu.be/xIHruU0WSDs Visit our Website: http://www.isaaca...

Alien Refugees [Narration Only] 04.08.2022

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? 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 Watch the Video Version: https://youtu.be/xIHruU0WSDs Visit our Website: http://www.isaaca...

SFIA Monthly Livestream 45 - July 31, 2022 01.08.2022

Our monthly livestream Q&A session for July 31, 2022 Visit our Website: www.isaacarthur.net SFIA Discord Server: discord.gg/53GAShE Support us on Patreon: www.patreon.com/IsaacArthur Facebook Group: www.facebook.com/groups/1583992725237264/ Reddit: www.reddit.com/r/IsaacArthur/ Twitter: twitter.com/Isaac_A_Arthur on Twitter and RT our future content. Music Courtesy of Epidemic Sound epidemicso...

Black Holes & Dark Matter 28.07.2022

Black Holes and Dark Matter are two of those mysterious things in the Universe, but could black holes be the key to unlocking the secrets of Dark Matter? Visit  brilliant.org/isaacarthur/  to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. Watch the Video Version:  youtu.be/H68VZXmjBUk Direct detection of primordial bl...

Black Holes & Dark Matter (Narration Only) 28.07.2022

Black Holes and Dark Matter are two of those mysterious things in the Universe, but could black holes be the key to unlocking the secrets of Dark Matter? Visit  brilliant.org/isaacarthur/  to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. Watch the Video Version:  youtu.be/H68VZXmjBUk Direct detection of primordial bl...

The Fermi Paradox: Absent Megastructures (Narration Only) 22.07.2022

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. Sign up for a Curiosity Stream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: https://curi...

The Fermi Paradox: Absent Megastructures 22.07.2022

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. Sign up for a Curiosity Stream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: https://curi...

Primitive Aliens (Narration Only) 10.07.2022

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? Start listening with a 30-day Audible trial and your first audiobook is free. Visit  www.audible.com/isaac  or text "isaac" to 500-500. Watch the Video Version:  youtu.be/UxEpybDpmGA Visit our W...

Primitive Aliens 10.07.2022

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? Start listening with a 30-day Audible trial and your first audiobook is free. Visit  www.audible.com/isaac  or text "isaac" to 500-500. Watch the Video Version:  youtu.be/UxEpybDpmGA Visit our W...

Deep Space Habitats (Narration Only) 07.07.2022

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 billions of isolated deep space habitats. Watch the Video Version: https://youtu.be/tW_jz8UUu4g Sign up for a Curiosity Stream subscription and also get a free Ne...

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