Cosmic Strings – Cracks in the Fabric of the Universe
Cosmic Strings – Cracks in the Fabric of the Universe  
Podcast: Science & Futurism with Isaac Arthur
Published On: Thu Apr 09 2026
Description: Cosmic strings may be ultra-thin defects in spacetime—relic “cracks” from the early universe. How we’d detect them, what they mean for physics, and how aliens might exploit them.Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/isaacarthurWatch 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🛒 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/53GAShECredits:Cosmic Strings – Cracks in the Fabric of the UniverseWritten, Produced & Narrated by: Isaac ArthurSelect imagery/video supplied by Getty ImagesChapters0:00 Intro - Cracks in the Fabric of the Universe6:11 From Defects to Cosmic Strings13:31 Civilizations and Cosmic Strings: Tools, Traps, and Temptations19:43 Nebula20:39 Cousins, Confusions, and What a Discovery Would MeanSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.