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New Universes Can Form Inside Dying Stars, Physicists Show

Sabine Hossenfelder Aug 19, 2026 15:00
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This video was sponsored by nuclear fusion startup OpenStar Technologies https://www.openstar.tech/ Thank you, OpenStar, for supporting Science News! Could our universe have been born inside a collapsing star? That idea recently made headlines, and I got a lot of questions about it. The paper behind them describes a new solution to Einstein's equations in which a collapsing star expands on the inside and never forms a black hole. Let's take a look. Paper: DOI: https://doi.org/10.1103/c6lw-nx7k #science #sciencenews #physics #space #blackhole #universe 👕T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ 💌 Support me on Donorbox ➜ https://donorbox.org/swtg 👉 Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine 📝 Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ 📩 Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ 👂 Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC 🔗 Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join 📚 Buy my book ➜ https://amzn.to/3HSAWJW
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#hossenfelder #science with sabine #science humour #astrophysics #black hole #black holes explained #event horizon #singularity #general relativity #einstein #spacetime #big bang #origin of the universe #multiverse #baby universe #white hole #stellar collapse #supernova