Best Isaac Arthur Podcasts (2025)

1
Abandoned Space Colonies - How Worlds Can Unterraform Themselves (Narration Only) 34:00

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14h ago34:00

34:00

Colonies won’t always last forever—sometimes planets revert, habitats decay, and entire worlds are left in ruins. Join us as we examine the life cycle of abandoned space settlements. Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cycles Get …

1
Abandoned Space Colonies - How Worlds Can Unterraform Themselves 33:07

12h ago33:07

33:07

Colonies won’t always last forever—sometimes planets revert, habitats decay, and entire worlds are left in ruins. Join us as we examine the life cycle of abandoned space settlements. Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cycles Get …

1
The Transition Of Juan Romero by H. P. Lovecraft 24:45

42m ago24:45

24:45

Beneath the desolate desert lies a chasm that breathes ancient dread. When two men hear the earth itself stir, their world teeters on the brink of a horror beyond human comprehension. The Transition of Juan Romero by H. P. Lovecraft. That’s next on The Lost Sci-Fi Podcast. It’s funny how The Lost Sci-Fi Podcast has evolved. Early on, we planned to …

101
AI Alignment - Can We Make AI Safe? (Narration Only) 31:40

4d ago31:40

31:40

From safety protocols to philosophy, AI alignment asks a hard question: can we build artificial intelligence that truly serves humanity? Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cycles Get Nebula using my link for 40% off an annual sub…

1
AI Alignment - Can We Make AI Safe? 32:04

4d ago32:04

32:04

From safety protocols to philosophy, AI alignment asks a hard question: can we build artificial intelligence that truly serves humanity? Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cycles Get Nebula using my link for 40% off an annual sub…

1
The Genius of Lancelot Biggs by Nelson S. Bond 50:17

2d ago50:17

50:17

Lancelot Biggs was an unpredictable quantity, but nobody aboard the Saturn thought he'd ever turn traitor! The Genius of Lancelot Biggs by Nelson S. Bond. That’s next on The Lost Sci-Fi Podcast. We are deeply grateful for you—our incredible listeners and supporters. Every rating, review, and comment reminds us why we do what we do. Your enthusiasm …

1
The Abominations of Yondo by Clark Ashton Smith 22:02

2d ago22:02

22:02

Banished from civilization, a weary wanderer stumbles into the cursed desert of Yondo—a realm where nature itself seems possessed by madness. Beneath its crimson skies, he discovers that some horrors are far older—and far more aware—than man ever dreamed. The Abominations of Yondo by Clark Ashton Smith. That’s next on The Lost Sci-Fi Podcast. If yo…

1
Why Data Centers in Space Could Launch a New Space Economy? 14:35

7d ago14:35

14:35

The future of computing might be off-world. Learn how orbital data centers could power AI, solar energy, and a thriving space industry. Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/ Any comments, corrections, or thoughts on the v…

1
Why Data Centers in Space Could Launch a New Space Economy? (Narration Only) 14:11

7d ago14:11

14:11

The future of computing might be off-world. Learn how orbital data centers could power AI, solar energy, and a thriving space industry. Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/ Any comments, corrections, or thoughts on the v…

1
The Velvet Glove by Harry Harrison 53:49

4d ago53:49

53:49

New York was a bad town for robots this year. In fact, all over the country it was bad for robots…. The Velvet Glove by Harry Harrison. That’s next on The Lost Sci-Fi Podcast. If you enjoy The Lost Sci-Fi Podcast, the credit belongs to my father, Gary Miller. Through his words and, more importantly, his example, he taught me that anything worth doi…

1
Dyson Spheres and Solar Commerce: The Birth of a Stellar Economy 33:03

8d ago33:03

33:03

A Dyson Swarm isn’t just power—it’s prosperity. See how humanity could turn a star’s energy into a solar-scale economy of trillions. Go to https://PIAVPN.com/IsaacArthur to get 83% off from our sponsor Private Internet Access with 4 months free! Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join …

1
Dyson Spheres and Solar Commerce: The Birth of a Stellar Economy (Narration Only) 32:39

8d ago32:39

32:39

A Dyson Swarm isn’t just power—it’s prosperity. See how humanity could turn a star’s energy into a solar-scale economy of trillions. Go to https://PIAVPN.com/IsaacArthur to get 83% off from our sponsor Private Internet Access with 4 months free! Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join …

1
The Fermi Paradox - Did a Natural Nuclear Reactor Spark All Life? (Narration Only) 32:58

11d ago32:58

32:58

Could the origins of life on Earth trace back to a natural nuclear reactor? Long before humanity split the atom, nature itself may have done it first. In this episode, we explore the astonishing possibility that self-sustaining fission reactions—like the Oklo natural reactor in Gabon—once powered the chemical engines of creation. From radioactive g…

1
The Fermi Paradox - Did a Natural Nuclear Reactor Spark All Life? 33:18

11d ago33:18

33:18

Could the origins of life on Earth trace back to a natural nuclear reactor? Long before humanity split the atom, nature itself may have done it first. In this episode, we explore the astonishing possibility that self-sustaining fission reactions—like the Oklo natural reactor in Gabon—once powered the chemical engines of creation. From radioactive g…

1
No Evidence by Victoria Lincoln 25:36

8d ago25:36

25:36

A man begins to sense that part of himself has slipped away—only to reappear in Ireland, where he was born. What unfolds is a haunting tale of divided identity and the eerie possibility of living two lives at once. No Evidence by Victoria Lincoln. That’s next on The Lost Sci-Fi Podcast. Author Victoria Lincoln dabbled in science fiction only once, …

1
Shandy by Ron Goulart 21:36

10d ago21:36

21:36

1
Solar Flares and Coronal Mass Ejections - Defending Earth from Our Own Star 23:40

15d ago23:40

23:40

Solar storms are inevitable; disaster isn’t. We explore the physics of flares and CMEs, historical extremes, and realistic defenses—detection, delay, and planetary-scale shielding—to weather the Sun’s worst days. Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civil…

1
Solar Flares and Coronal Mass Ejections - Defending Earth from Our Own Star (Narration Only) 23:14

15d ago23:14

23:14

Solar storms are inevitable; disaster isn’t. We explore the physics of flares and CMEs, historical extremes, and realistic defenses—detection, delay, and planetary-scale shielding—to weather the Sun’s worst days. Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civil…

1
After Mars - 8 Candidates For Where Humanity Should Go Next 31:00

18d ago31:00

31:00

Mars may be humanity’s next great home—but it’s not the finish line. From floating cities above Venus to mining Mercury and the Asteroid Belt, to building bases on the Jovian moons and Titan, we explore which destinations might follow Mars and how each could shape our future in space. Watch my exclusive video The Fermi Paradox - Civilization Extinc…

1
After Mars - 8 Candidates For Where Humanity Should Go Next (Narration Only) 30:31

18d ago30:31

30:31

Mars may be humanity’s next great home—but it’s not the finish line. From floating cities above Venus to mining Mercury and the Asteroid Belt, to building bases on the Jovian moons and Titan, we explore which destinations might follow Mars and how each could shape our future in space. Watch my exclusive video The Fermi Paradox - Civilization Extinc…

1
New Dwarf Planet Discovered: A Minor Planet With a Major Future? 12:22

19d ago12:22

12:22

The discovery of 2017 OF201 reminds us that even small worlds can hold vast potential — not just as frozen orbs, but as stepping stones for interstellar civilization. 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: htt…

1
New Dwarf Planet Discovered: A Minor Planet With a Major Future? (Narration Only) 11:59

19d ago11:59

11:59

The discovery of 2017 OF201 reminds us that even small worlds can hold vast potential — not just as frozen orbs, but as stepping stones for interstellar civilization. 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: htt…

1
The Dream Snake by Robert E. Howard 23:48

16d ago23:48

23:48

On a still night under a rising golden moon, a man begins to reveal the strange vision that has haunted him since childhood. What follows is a chilling account of a life he only lives in dreams. The Dream Snake by Robert E. Howard. That’s next on The Lost Sci-Fi Podcast. The 5 star reviews keep rolling in, this from T.L.D. Isme on Apple Podcasts Ca…

1
The Man Who Was Pale by Jack Sharkey 28:11

17d ago28:11

28:11

She was just a sweet, kind-hearted old landlady who couldn't keep her nose out of other people’s business. This was very unfortunate for Mr. Thobal. The Man Who Was Pale by Jack Sharkey. That’s next on The Lost Sci-Fi Podcast. Let’s step back in time to December 1959, when Fantastic Science Fiction Stories delivered eerie, unforgettable tales. On p…

1
Exploring The Multiverse 37:45

22d ago37:45

37:45

The universe is beyond immense, and yet it might be nothing more than a tiny dot beside the rest of reality. 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…

1
Exploring The Multiverse (Narration Only) 37:20

22d ago37:20

37:20

The universe is beyond immense, and yet it might be nothing more than a tiny dot beside the rest of reality. 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…

1
Orbital Foundries & Zero-G Manufacturing - Building in Space 32:00

25d ago32:00

32:00

Gravity has always shackled industry, but orbit frees us to build in ways Earth never allowed. This episode explores the rise of orbital foundries and the industries they unlock. 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…

1
Orbital Foundries & Zero-G Manufacturing - Building in Space (Narration Only) 31:35

25d ago31:35

31:35

Gravity has always shackled industry, but orbit frees us to build in ways Earth never allowed. This episode explores the rise of orbital foundries and the industries they unlock. 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…

1
Don’t Look Now by Henry Kuttner 34:36

21d ago34:36

34:36

That man beside you may be a Martian. They own our world, but only a few wise and far-seeing men like Lyman know it! Don’t Look Now by Henry Kuttner. That’s next on The Lost Sci-Fi Podcast. It’s not uncommon for a good vintage science fiction story to appear in anthologies years after its initial publication. But very few can be found in more than …

1
The Secret Flight of Friendship Eleven by Alfred Connable 25:20

22d ago25:20

25:20

Behind closed doors and under the cover of night, a spacecraft rises. Conceived in confidence and launched in silence, this is the unforgettable tale of Friendship Eleven. The Secret Flight of Friendship Eleven by Alfred Connable. That’s next on The Lost Sci-Fi Podcast. Special thanks to Paul Morris, one of our loyal podcast listeners. Paul designe…