StarTalk Radio

Épisodes

• Running Out of Matter with Michelle Thaller 21.07.2026 1h 1min

  Could spacetime curve in the opposite direction and produce a repulsive field instead of gravity? Neil deGrasse Tyson and comic co-host Chuck Nice tackle fan questions about photons, heat death, gravitational waves, neutron stars and more with astrophysicist Michelle Thaller.
• Getting Entangled with Sean Hodgman 14.07.2026 1h 2min

  How do you get entangled particles? Neil deGrasse Tyson and comic co-host Chuck Nice unpack the experimental side of entanglement, superposition, and the quantum underpinnings of our universe with experimental physicist, Sean Hodgman.
• The Dreaming Brain with Matt Walker 10.07.2026 1h 5min

  What’s the real difference between dreaming and waking consciousness? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly sit down with sleep expert Matt Walker to answer fan questions about the most mysterious thing humans do every single night: sleeping & dreaming.
• Cosmic Queries – Pure Spacetime 07.07.2026 46min

  Is there no single shared "now" for everyone in the universe? Neil deGrasse Tyson and comic co-host Paul Mecurio dive into another grab bag of fan questions about superconducting asteroids, what memories are made of, and if you could ever experience pure unwarped spacetime.
• Cosmic Queries – Astro-lore with Moiya McTier 03.07.2026 49min

  Is it time to update the constellations? On this episode, Neil deGrasse Tyson and comic co-host Matt Kirshen dive into astrophysics, folklore, and our ancient connection to the stars with astrophysicist Moiya McTier, Ph.D.
• Bug Splat Galaxies with Mordecai-Mark Mac Low 30.06.2026 59min

  What type of planets orbit black holes? Neil deGrasse Tyson and comic co-host Negin Farsad sit down with Mordecai-Mark Mac Low to crack open the mysteries of galaxy collisions, dark matter, and the massive planetary systems around black holes.
• Is Reality Really Real? With Donald Hoffman 26.06.2026 1h 14min

  Did evolution never give us the ability to see reality as it actually is? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly sit down with cognitive scientist Donald Hoffman to explore what neuroscience, evolutionary game theory, and consciousness suggest about the nature of reality itself.
• Things You Thought You Knew – Rocks Float 23.06.2026 44min

  What would happen in a world with too much oxygen? Neil deGrasse Tyson and Chuck Nice break down how rocks actually float, warm blankets, and why oxygen isn’t actually flammable.
• Disclosure Day with Steven Spielberg & David Koepp 16.06.2026 54min

  Have aliens already secretly visited us? Neil deGrasse Tyson sits down with Steven Spielberg and screenwriter David Koepp to discuss their new film Disclosure Day, alien contact, and why Spielberg believes there’s more out there than meets the eye.
• Conquering Fear with Alex Honnold 12.06.2026 57min

  Is the fear of heights innate or learned? Neil deGrasse Tyson, Chuck Nice, and Gary O'Reilly explore taking risks, the neuroscience of fear, and how to overcome it with freestyle rock climber and subject of the film Free Solo, Alex Honnold, and neuroscientist Heather Berlin.
• Quasar Quirks & Sky Surveys with Matt O’Dowd 09.06.2026 55min

  Did the Milky Way used to be a quasar? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice explore quasars, the high energy universe, and the movie we’re making of the night’s sky with astrophysicist & host of PBS Space Time, Matt O’Dowd.
• Physics & Philosophy with Sean Carroll 05.06.2026 47min

  Why is the past different from the future? Neil deGrasse Tyson and comedian Chuck Nice explore the universe’s deepest questions like why is there anything, how we know we are in the real present, if there could be a unified theory of physics and more with theoretical physicist Sean Carroll.
• Cosmic Queries – LIGO, Light, & Lycanthropy 02.06.2026 49min

  Are all galaxies redshifting away? Neil deGrasse Tyson and comedian Negin Farsad tackle a grab bag of fan questions covering cosmic infrastructure, redshift, werewolves, gravitational waves, and the nature of time itself.
• The Future of Space Stations with Ariel Ekblaw 29.05.2026 1h 2min

  Can we put the data centers in space? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly map out the future of human habitation, research, and industry in low Earth orbit with Ariel Ekblaw, founder and CEO of the Aurelia Institute.
• Cosmic Queries – From Wine to Wormholes 26.05.2026 55min

  What would happen to Earth if Jupiter stopped rotating? Neil deGrasse Tyson and Chuck Nice answer a grab bag of fan questions about the challenges with space telescopes, the nature of AI, and whether aliens are funny.
• Cosmic Queries – Scars in Spacetime 19.05.2026 55min

  Can we influence the strong nuclear force? Neil deGrasse Tyson and Paul Mecurio answer grab bag questions about sci-fi laser guns, the Roche Limit, how we interact with the fundamental forces, and more!
• Fixing the Internet with Jaron Lanier 15.05.2026 1h 12min

  Is the internet too far gone or can we still fix it? Neil deGrasse Tyson, and co-hosts Negin Farsad and Gary O’Reilly, sit down with Jaron Lanier, Microsoft scientist, and father of virtual reality, to diagnose what went wrong with the web, how it’s changed with AI, and ideas for a new path back.
• Things You Thought You Knew – Is Everything Light? 12.05.2026 43min

  How bright is the Earth from the moon? Neil deGrasse Tyson and Chuck Nice have fun with the sun’s reflectivity, discuss light pollution, and explore the electromagnetic light spectrum: how does sunscreen work?
• Cosmic Queries – Starquakes with Conny Aerts 08.05.2026 52min

  What is a starquake? On this episode, Neil deGrasse Tyson and comic co-host Matt Kirshen explore asteroseismology, the sun, and what’s happening on the insides of stars with astrophysicist Conny Aerts.
• How Did Life Begin? with Betül Kaçar 05.05.2026 1h 4min

  What are the true limits of life, will we even recognize it when we see it? Neil deGrasse Tyson and comic co-host Chuck Nice explore the beginnings of life on Earth and what they might tell us about life everywhere else with astrobiologist and bacteriologist, Betül Kaçar.