StarTalk Radio

Updated: 21 Mar 2025 • 990 episodes
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Science, pop culture, and comedy collide on StarTalk Radio! Neil deGrasse Tyson, astrophysicist and Director of New York's Hayden Planetarium, and his comic co-hosts, guest celebrities, and scientific experts explore astronomy, physics, and everything else there is to know about life in the universe. New episodes premiere Tuesdays. Keep Looking Up! Subscribe to SiriusXM Podcasts+ to listen to new episodes of StarTalk Radio ad-free and a whole week early. Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus.

Show episodes

Is your gut controlling your brain? Neil deGrasse Tyson, Gary O’Reilly, & Chuck Nice dive into the gut-brain connection, GLP-1, and how this connection plays a role in conditions like anxiety, IBS, and even neurodegenerative diseases with gastroenterologist Emeran Mayer. NOTE: StarTalk+ Patrons can listen to this entir

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What happens when you put Captain Kirk, a NASA astronaut, and Neil deGrasse Tyson on a ship to Antarctica? Recorded on board with William Shatner and Scott Kelly, this episode explores the thrill of discovery — from rough seas to deep space — and what it means to boldly go. This episode of StarTalk, recorded live from

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Chuck Nice + Neil deGrasse Tyson & Max Tegmark 14 Mar 2025 • EN

Cosmic Queries– Multiverse Madness with Max Tegmark

Do we live in one of many universes? On this episode of StarTalk, Neil deGrasse Tyson and comic co-host Chuck Nice investigate the theory of the multiverse with physicist, author, and professor Max Tegmark.  (Originally Aired March 22, 2021) NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here

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What does it really mean for us to be made of stardust? Neil deGrasse Tyson and co-host Paul Mecurio answer fan questions about particle colliders, time travel, and what existed before the Big Bang.  NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here:  https://startalkmedia.com/show/cosmic-q

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Neil deGrasse Tyson + Chuck Nice & Charles Liu 07 Mar 2025 • EN

Can We Predict the Future? with Charles Liu

What does the future hold? Neil deGrasse Tyson teams up with comic co-host Chuck Nice, Gary O’Reilly, and astrophysicist Charles Liu to break down our visions of the future – and take Neil to task on his own predictions. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: https://startalkmed

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Is “now” just an illusion? Neil deGrasse Tyson and comic co-host Paul Mecurio answer questions on the Higgs Field, dark energy, and the feasibility of Dyson spheres with astrophysicist Hakeem Oluseyi. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here:  https://startalkmedia.com/show/hubble-

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