Science & Futurism with Isaac Arthur

Could we build wormholes and travel the galaxy? Exploring stable wormholes, spacetime shortcuts, and the future of interstellar civilization.

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Credits:
Wormhole Stableways – Constructing and Navigating Artificial Shortcuts Through Space
Written, Produced & Narrated by:
Isaac Arthur
Select imagery/video supplied by Getty Images

Chapters
0:00 Intro
1:38 What Is a Wormhole?
5:21 Could Wormholes Exist Naturally?
8:49 What Keeps a Wormhole Open?
12:08 Can We Build an Artificial Wormhole?
16:05 How Would You Travel Through One?
20:56 So Where Are We?
25:14 Civilization across the Stableways
30:58 Nebula
32:10 Bridges to Eternity
See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Could we build wormholes and travel the galaxy? Exploring stable wormholes, spacetime shortcuts, and the future of interstellar civilization.

Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur
Watch my exclusive video The Future of Interstellar Communication: https://nebula.tv/videos/isaacarthur-chronoengineering-manipulating-time-as-technology
Check out Joe Scott's Oldest & Newest: https://nebula.tv/videos/joescott-oldest-and-newest-places-on-earth?ref=isaacarthur

🚀 Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join
🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.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 Community: https://www.reddit.com/r/IsaacArthur/
🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur
💬 SFIA Discord Server: https://discord.gg/53GAShE
Credits:
Wormhole Stableways – Constructing and Navigating Artificial Shortcuts Through Space
Written, Produced & Narrated by:
Isaac Arthur
Select imagery/video supplied by Getty Images

Chapters
0:00 Intro
1:38 What Is a Wormhole?
5:21 Could Wormholes Exist Naturally?
8:49 What Keeps a Wormhole Open?
12:08 Can We Build an Artificial Wormhole?
16:05 How Would You Travel Through One?
20:56 So Where Are We?
25:14 Civilization across the Stableways
30:58 Nebula
32:10 Bridges to Eternity
See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The most expensive part of space travel isn’t the fuel—it’s the cargo. Additive manufacturing isn’t a sci-fi magic trick; it’s the key to building shipyards and telescopes at scales rockets were never meant to handle. We aren't just launching ships anymore; we're moving the factory to the void.

Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur
Watch my exclusive video Settling Saturn's Rings: https://nebula.tv/videos/isaacarthur-settling-saturns-rings-exploring-the-origins-resources-and-future-habitats-of-a-halo-world
Check out Practical Engineering: https://nebula.tv/videos/realengineering-the-anatomy-of-the-nokia-3310/?ref=isaacarthur

🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.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 Community: https://www.reddit.com/r/IsaacArthur/
🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur
💬 SFIA Discord Server: https://discord.gg/53GAShE
Credits:
Additive Manufacturing in Microgravity
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images

Chapters
0:00 Intro
2:10 Additive Manufacturing Is Not a Printer
8:04 The Physics of Printing in Freefall
12:23 Low Gravity, Regolith, and the “Messy Middle”
17:01 CT Scan
17:59 Printing at Scales Rockets Can’t Touch
See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The most expensive part of space travel isn’t the fuel—it’s the cargo. Additive manufacturing isn’t a sci-fi magic trick; it’s the key to building shipyards and telescopes at scales rockets were never meant to handle. We aren't just launching ships anymore; we're moving the factory to the void.

Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur
Watch my exclusive video Settling Saturn's Rings: https://nebula.tv/videos/isaacarthur-settling-saturns-rings-exploring-the-origins-resources-and-future-habitats-of-a-halo-world
Check out Practical Engineering: https://nebula.tv/videos/realengineering-the-anatomy-of-the-nokia-3310/?ref=isaacarthur

🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.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 Community: https://www.reddit.com/r/IsaacArthur/
🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur
💬 SFIA Discord Server: https://discord.gg/53GAShE
Credits:
Additive Manufacturing in Microgravity
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images

Chapters
0:00 Intro
2:10 Additive Manufacturing Is Not a Printer
8:04 The Physics of Printing in Freefall
12:23 Low Gravity, Regolith, and the “Messy Middle”
17:01 CT Scan
17:59 Printing at Scales Rockets Can’t Touch

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Why does the galaxy seem silent? Maybe aliens aren’t rare—maybe humans are. We explore the strange mix of traits that turned one clever primate into a technological civilization, and whether our oddities might be the real Great Filter.
Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthur
Watch my exclusive video Settling Saturn's Rings: https://nebula.tv/videos/isaacarthur-settling-saturns-rings-exploring-the-origins-resources-and-future-habitats-of-a-halo-world
Check out Quinn's Ideas https://nebula.tv/quinnsideas?ref=isaacarthur

🛒 SFIA Merchandise: https://isaac-arthur-shop.fourthwall.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 Community: https://www.reddit.com/r/IsaacArthur/
🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur
💬 SFIA Discord Server: https://discord.gg/53GAShE
Credits:
The Fermi Paradox: Human Uniqueness and Oddity
Written, Produced & Narrated by: Isaac Arthur
Music Courtesy of Chris Zabriskie & Stellardrone
Select imagery/video supplied by Getty Images
See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.