StarTalk Radio

Neil deGrasse Tyson

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.

Listen in podnod RSS feed Show website

1,119 episodes
Updated Friday

Episodes1119

Newest first

Apr 11, 2025 · 46 min
Cosmic Queries – Dark Matter, Aliens, End of the Universe
Could it be that another universe’s gravity is bleeding into our universe? Neil deGrasse Tyson and Chuck Nice answer grab bag questions ranging from dark matter to the end of the universe. (Originally Aired February 8, 2021)
Apr 8, 2025 · 45 min
Things You Thought You Knew – Head in the Clouds
Why are there different types of clouds? Neil deGrasse Tyson and comedian Chuck Nice break down things you thought you knew about twilight, how clouds are made, and why Earth’s coastlines change.
Apr 4, 2025 · 55 min
Astrobotany & Plant Intelligence with Simon Gilroy
Are plants more aware than we think? Do they have feelings? Neil deGrasse Tyson, Gary O’Reilly, and Harrison Greenbaum explore the intelligence of plants with astrobotanist Simon Gilroy. From venus flytraps to space farming, we dig deep into the secret world of plants.
Apr 1, 2025 · 45 min
When Black Holes Collide with Nergis Mavalvala
How do we detect ripples in spacetime? Neil deGrasse Tyson and comedian Harrison Greenbaum explore black hole collisions, quantum tricks, and how gravitational waves can help us uncover the early universe with MIT physicist and LIGO researcher Nergis Mavalvala.
Mar 25, 2025 · 46 min
Asteroids Headed Towards Earth with Rick Binzel
How likely is an asteroid to impact Earth? Neil deGrasse Tyson and Chuck Nice sit down with planetary scientist Rick Binzel, the creator of the Torino Scale, to discuss asteroid hazards, the results of the asteroid sample return, and the search for Planet 9.
Mar 21, 2025 · 51 min
The Gut-Brain Connection with Emeran Mayer
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.
Mar 18, 2025 · 57 min
Risk is Our Business with William Shatner & Scott Kelly
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.
Mar 14, 2025 · 47 min
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)
Mar 11, 2025 · 42 min
Cosmic Queries – Before the Big Bang
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.
Mar 7, 2025 · 53 min
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.
Mar 4, 2025 · 48 min
Hubble Trouble with Hakeem Oluseyi
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.
Feb 25, 2025 · 53 min
The Future of Fusion Energy with Fatima Ebrahimi
Is fusion the future of energy and space travel? Neil deGrasse Tyson and co-host Paul Mecurio explore the cutting-edge science of plasma physics and fusion energy with Fatima Ebrahimi, a physicist at Princeton Plasma Physics Lab.
Feb 21, 2025 · 51 min
Solving AI’s Energy Problem with Kathryn Huff
Is nuclear power the key to sustainability? With data centers consuming massive amounts of energy, can we keep up? Neil deGrasse Tyson & Paul Mecurio discuss the physics, safety, and future of nuclear reactors in a world of increasing power demands with nuclear engineer Kathryn Huff.
Feb 18, 2025 · 51 min
Revenge of The Tipping Point with Malcolm Gladwell
What do crime waves, contagious diseases, and social trends have in common? Neil deGrasse Tyson and co-host Chuck Nice welcome best-selling author Malcolm Gladwell to explore the hidden forces that drive human behavior.
Feb 14, 2025 · 49 min
Cosmic Queries – Stoner Edition with Janna Levin
Is anything real? Is time just a construct? On this episode, Neil deGrasse Tyson and comic co-host Matt Kirshen answer your far-out questions about black holes, dark matter, and the universe with astrophysicist Janna Levin. (Originally Aired Tuesday, March 8 2022)
Feb 11, 2025 · 49 min
The Extreme Universe with Tim Paglione
What can gamma rays tell us about supernovae and galaxy formation? Neil deGrasse Tyson and co-host Chuck Nice sit down with astrophysicist Tim Paglione to explore high-energy cosmic phenomena, gamma rays, and the extreme events that create them.
Feb 7, 2025 · 50 min
The Science of Illusion with Teller
Why does magic fool us so easily? Is our perception of reality just an illusion? Neil deGrasse Tyson and co-host Gary O’Reilly explore the neuroscience behind magic with magician Teller (of Penn & Teller) and neuroscientist Susana Martinez-Conde.
Feb 4, 2025 · 49 min
The “Bang” in Big Bang with Charles Liu
Could slowing time increase mass? Do particles ever collide or do they just get really really close? Did anything go “bang” during the Big Bang? Neil deGrasse Tyson, co-host Paul Mecurio, and astrophysicist Charles Liu tackle these cosmic questions and more!
Jan 28, 2025 · 1 hr 12 min
Our World of Particles with Brian Cox
How much more physics is out there to be discovered? Neil deGrasse Tyson sits down with physicist, professor, and rockstar Brian Cox, to discuss everything from the Higgs boson, life beyond our planet, and the fundamental forces that guide our universe.
Jan 24, 2025 · 50 min
Is Consciousness Everywhere? With Anil Seth
Are we on the brink of merging with machines? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly dive into the mysteries of consciousness versus intelligence, panpsychism, and AI with neuroscientist and author Anil Seth.

StarTalk Radio

Cosmic Queries – Dark Matter, Aliens, End of the Universe

Things You Thought You Knew – Head in the Clouds

Astrobotany & Plant Intelligence with Simon Gilroy

When Black Holes Collide with Nergis Mavalvala

Asteroids Headed Towards Earth with Rick Binzel

The Gut-Brain Connection with Emeran Mayer

Risk is Our Business with William Shatner & Scott Kelly

Cosmic Queries– Multiverse Madness with Max Tegmark

Cosmic Queries – Before the Big Bang

Can We Predict the Future? with Charles Liu

Hubble Trouble with Hakeem Oluseyi

The Future of Fusion Energy with Fatima Ebrahimi

Solving AI’s Energy Problem with Kathryn Huff

Revenge of The Tipping Point with Malcolm Gladwell

Cosmic Queries – Stoner Edition with Janna Levin

The Extreme Universe with Tim Paglione

The Science of Illusion with Teller

The “Bang” in Big Bang with Charles Liu

Our World of Particles with Brian Cox

Is Consciousness Everywhere? With Anil Seth