Rogue planets wander the cosmos without stars, but could we still call them home? This episode dives into how humanity might transform these frozen giants into thriving outposts of civilization.

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Colonizing Rogue Planets
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Colonizing Rogue Planets (Narration Only)

The silence of the stars might be hiding more than an absence of life — it might conceal ancient machines, monuments, and traps from civilizations long vanished. Today, we explore these eerie cosmic echoes and the risks of unearthing them.

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Ancient Alien Artifacts - Cosmic Relics Of A Dangerous Past
Written, Produced & Narrated by: Isaac Arthur
Script Editor: Lukas Konecny
Graphics: Sergio Botero, Udo Schroeter
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Chapters
0:00 Intro
1:42 The Cosmic Junkyard
3:56 What Survives When Civilizations Don’t
9:31 Dangerous by Design
12:04 False Gifts and Poisoned Knowledge
15:37 We Might Already Be Inside One
19:21 Detecting the Undetectable
21:34 The Human Reaction
23:31 The Million-Year Message
24:55 Galactic Cemeteries
26:53 The Ghosts We Might Meet
28:43 The Next Artifacts

Ancient Alien Artifacts - Cosmic Relics Of A Dangerous Past (Narration Only)

We often contemplate superintelligent entities, and advances in AI and human mind augmentation may soon bring them about. But how big could they get? What would they think about? And might you, or I, one day become one ourselves?

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Credits:
Jupiter Brains & Mega Minds [2025 Extended Edition]
Written, Produced & Narrated by: Isaac Arthur
Graphics:
Jeremy Jozwik
Sergio Botero
Ken York
Select imagery/video supplied by Getty Images
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Jupiter Brains & Mega Minds (Narration Only)

Jupiter Brains & Mega Minds

From O’Neill cylinders to spiral habitats, discover how humanity might build colossal, interconnected cities high above Earth.

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Credits:
Orbital Arcologies - Mega Cities in Space
Written, Produced & Narrated by: Isaac Arthur
Graphics: Bryan Versteeg, Jeremy Jozwik, Katie Byrne, Udo Schroeter
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Orbital Arcologies: Mega-Cities in Space (Narration Only)

From abiogenesis to AI, we rank the top Great Filter candidates and test them against the data to see which best explains the Fermi Paradox. Is the universe empty, or just dangerous? We explore ten filters—cosmic, biological, and civilizational—that could silence civilizations before they spread.

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Could We Accidentally Destroy the Universe?
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

The 10 Best Great Filters That Could Explain the Fermi Paradox (Narration Only)

What if the end of everything came not from cosmic fate, but from us? This episode examines the physics, probability, and peril of experiments that could, in theory, unravel the universe.

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Could We Accidentally Destroy the Universe?
Written, Produced & Narrated by: Isaac Arthur
Editors: Lukas Konecny
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator
Chapters
0:00 Intro
2:38 Vacuum Decay (False Vacuum Collapse)
9:59 Strange Matter Conversion
13:09 Gray Goo Scenario (Nanotechnology Out of Control)
16:05 Runaway Energy Reaction
19:06 Altering the Constants of Nature
20:49 Brane Collision (M-Theory Catastrophe)
22:27 Time Travel or Causality Paradox
23:55 Nebula
25:20 Simulation Shutdown
27:21 Big Rip or Cosmological Instability
28:35 Baby Universe Creation or Collapse
29:51 Why It Hasn’t Happened Yet (Anthropic Principle & More)
31:49 Channel Updates

Could We Accidentally Destroy the Universe?

Could We Accidentally Destroy the Universe? (Narration Only)

Feudalism once ruled Earth—could it rule the cosmos too? We dive into the strange but plausible world of space nobles, orbital dukes, and knights of the vacuum clad in power armor or piloting mecha.

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Credits:
Feudal Futures - Knights & Nobles in the Space Age
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Feudal Futures - Knights & Nobles in the Space Age (Narration Only)

NASA’s Perseverance rover may have found the best hint yet of Martian life — strange minerals in Jezero Crater that could be microbial fingerprints… or just clever geology.

Any comments, corrections, or thoughts on the video? email Isaac.Arthur.Utube@gmail.com
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Life on Mars: Perseverance’s Sapphire Canyon Discovery
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images 
Music Courtesy of Chris Zabriskie

Life on Mars? Perseverance’s Sapphire Canyon Discovery (Narration Only)

Isaac Arthur

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