# Magnetic Monopoles & Magmatter - The Strongest Material That Might Exist Page: https://stenobird.com/podcast/science-futurism-with-isaac-arthur-714313/magnetic-monopoles-magmatter-the-strongest-material-that-might-exist Text version: https://stenobird.com/podcast/science-futurism-with-isaac-arthur-714313/magnetic-monopoles-magmatter-the-strongest-material-that-might-exist.md Podcast: [Science & Futurism with Isaac Arthur](https://stenobird.com/podcast/science-futurism-with-isaac-arthur-714313) Published: 2026-04-23T13:00:00+00:00 Episode link: https://rss.art19.com/episodes/81541337-acbe-4f01-8f4e-c4d2f549b168.mp3?rss_browser=BAhJIg90cmFuc2NyaWJyBjoGRVQ%3D--952c5701c84ad333c69d5faa668f8177091704f0 Audio file: https://rss.art19.com/episodes/81541337-acbe-4f01-8f4e-c4d2f549b168.mp3?rss_browser=BAhJIg90cmFuc2NyaWJyBjoGRVQ%3D--952c5701c84ad333c69d5faa668f8177091704f0 Processing state: processed JSON: https://stenobird.com/v1/public/podcasts/science-futurism-with-isaac-arthur-714313/episodes/magnetic-monopoles-magmatter-the-strongest-material-that-might-exist Duration seconds: 1561 ## Resource Magnetic monopoles are hypothetical particles with a single magnetic charge β€” north without south. Predicted by grand unified theories, they may be incredibly massive and could bind together into β€œmagmatter,” an ultra-dense material stronger than anything known in nature. 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 the Nokia 3310 CT Scan: https://nebula.tv/videos/realengineering-the-anatomy-of-the-nokia-3310?ref=isaacarthur πŸ›’ 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 πŸ‘₯ Facebook Group: https://www.facebook.com/groups/1583992725237264/ πŸ“£ Reddit Community: https://www.reddit.com/r/IsaacArthur/ 🐦 Follow on Twitter / X: https://twitter.com/Isaac_A_Arthur πŸ’¬ SFIA Discord Server: https://discord.gg/53GAShE Credits: Magnetic Monopoles & Magmatter - The Strongest Material That Might Exist Written, Produced & Narrated by: Isaac Arthur Select imagery/video supplied by Getty Images Chapters 0:00 Intro 4:52 What Magnetic Monopoles Would Do 10:30 Magmatter: Matter Without Atoms 18:48 Nokia 3310 19:55 What You Could Build β€” and What It Would Cost See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info . ## Actions - request_transcript: `POST https://stenobird.com/v1/public/podcasts/science-futurism-with-isaac-arthur-714313/episodes/magnetic-monopoles-magmatter-the-strongest-material-that-might-exist/transcription-requests` β€” Idempotently request low-priority transcript generation for this episode. - read_markdown: `GET https://stenobird.com/podcast/science-futurism-with-isaac-arthur-714313/magnetic-monopoles-magmatter-the-strongest-material-that-might-exist.md` β€” Read the agent-friendly Markdown representation of this episode resource. A page view does not enqueue transcription. Agents should invoke `request_transcript` explicitly when they need this episode processed. ## Transcript Full transcripts are not published on public pages unless there is a clear rights basis.