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.

  • 1 hour 49 seconds
    Cosmic Queries – The Complex Universe with Sean Carroll

    What does Hawking radiation look like falling into a black hole? Will we ever find a theory of everything? Neil deGrasse Tyson and comedian Chuck Nice answer questions about invisible fields, many worlds, entropy, the theory of everything, and more with theoretical physicist and philosopher Sean Carroll. 

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/cosmic-queries-the-complex-universe-with-sean-carroll/

    Thanks to our Patrons Craig Rowley, kickhead, Derek Kainz, Mircea Buga, Erin Anthony, Michael Sayer, amadou, Jacob Spector, Michael Burch, Nick Miller, James Campbell, Kathi Drake, Anthony Paz, Mike mendoza, Andrew Henke, Mitch Majernik, John Euill, Ryan LeDuc, Mimi, Conner Mathis, Jeffrey Roe, Marie Richards, Thomas Wilgus jr, Cora Bailey, Alexandra Ursu, Jeffrey, Bryan Berg, NeXuSLemming, Elizabeth, John Shortridge, Ross S, Jose E Gonzalez, Luis Antonio Reyes Roman, Drops-A-Lot, David, Vega, Suranga Rajapakse, Colin McIsaac, Croule, Ping Xiong, Jennifer White, AkKaris, Nina Barton, Ethan Simmonds, anthro-po-COSMIC Dylan, Mark Daniel Cohen, Alan Short, Ryker Voets, Phobicdragon, Manuel Cadena, Walter Rimler, Nolan, Jason 'Jake' Kennedy, Sapien 6, Stephen Landau, Bret, Sp33dy86, Jim Sartor, Tony Parr, Sylvia Vassileva, Chris, john holstein, Lindy, Violet Hefner, David Wolery, kincade ewing, Bas Oosterveld, Clare Chevalier, Ruth Hall, Jonáš Burger, Shourov Kundu, Renato Sampaio, Gainbrainx, Allistare Lute, Royce Ashcroft, Emily Najemy, Paul Beachum, Bengt Weerstand, Osuch, Finn Family, Ricky, pa rn, David the Curious One, Brie Welch, Watt deFino, J. S. Pitcher, Marysa Muceli, and Joe K for supporting us this week.

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    20 January 2026, 6:00 am
  • 46 minutes 24 seconds
    Cosmic Queries – Galactic Grab Bag – Blue Steel

    Terraforming mars? How do black holes die? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice answer questions about the moon, periodic table of elements, light photons, black holes and more! 

    Originally Aired August 3, 2021

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/cosmic-queries-galactic-grab-bag-blue-steel/

    Thanks to our Patrons….for supporting us this week.

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    16 January 2026, 6:00 am
  • 48 minutes 3 seconds
    Cosmic Queries – Expanding Bubble Universes

    Is time dilation just the data loading in a cosmic simulation? Neil deGrasse Tyson and Chuck Nice answer grab bag questions about saving the Sun, generation spaceships, bubble universes, and more!

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/cosmic-queries-expanding-bubble-universes/

    Thanks to our Patrons Colbi Rohr, Designer Chrome, David Crawford, Faber Gabriel, Don, DJ, Ashur Isho, Steve, Logan Doherty, daveb, Alyssa, Dave Rossi, WILLIAM DEANGELLO DAVIS, Kurtis Tucker, BoatsG, Brian Kemmet, Linn Eaton, Benson Albert, Alan Corey, John Mehew, Merrill, Hamad Alhadyan, Brian Langford, eSpectator, Craig Muller, Betty Ford, Rizwaan Khan, Eric L Brown, Kevin James, 84chamelio, Dave Hildebrandt, Joseph Torre, Ryan Martin, Mike Coffield, Patrick Mercado, Alvaro Mendoza, Justin M, David Spiro, Jerry Cornett, Len B Smith, Alex Roe-Million, Ken Nelson, 80HD, Tom N., yna, Nanette Westhof, Benjamin William Blair, Andres de la Torre, Bridget Yacker, Mac Crollman, Byron Gregg, Jaquenta Jackie, Kevin Williams, Mettavore, Nathan Randall, TheNative Artificer, Mihir Daté, Keith, Thomas Bunner, Jack carter, Andrew, Jonathan Venancio, Dwayne Moquett, Krishna Vasudevan, Lexee, David M, KC Jones, Andrea P, Vincent Y., Juan Hernandez, Gremlin, Brian Masney, GillesS, Brett, Moises Zorrilla, Tek Adept, Rick Stacey, Angela Hayes, Kent, Smitty West, and You Mesh for supporting us this week.

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    13 January 2026, 6:00 am
  • 49 minutes 44 seconds
    Your Brain is a Time Machine with Dean Buonomano

    Is time fundamental to the universe or a human construct? Neil deGrasse Tyson, Chuck Nice, and Gary O’Reilly explore our brain’s relationship with time, how we remember the past, and project the future with Dean Buonomano, Professor of Neurobiology and Psychology at UCLA.

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/your-brain-is-a-time-machine-with-dean-buonomano/

    Thanks to our Patrons Austin koffler, Tommy O’Connor, Igor Vihnanek, Maria Banks, William Warren, Bud K, Dmitry Oksen, M-DOG, Jim Crider, Benjamin Newman, Mark Saravi, Ethan Meirovitz, Poole, Patti, mike hallatt, Barbara, Dicky P, Cody Hansen, Jorge, Jules Bethea, James A Kissell, Nikola Mucnjak, Helen Anderson, Jordan Teets, Bob Conrod, Aaron Clark, Jason Pack, John Munn, Fabrizio_9100, Antonio, Alvin Wuolu-luckett, Frederik Unser, Boptimus Prime, Vincent Davis, Jordyn Grulkowski, Greg Young, Kristopher Warren, Sam Gosin, JJ Budd, Donna L, ryan fontenot, Bill, PJ, jono langley, leats1, Jim Nagel, Nick O, Anthony Delgado, Peter Ainsworth, Joseph Garcia, Jay Reiss, Jimbo, Brian Greene, Anselmo Bernal, Stephane Raymond, Markush, Charles Perry, Steven Hardesty, TZ, Matt Entner, Olly, Joe Liparela, Andrew Rodgers, DJ Homer, Ibrahim Mohmed, Jarrad, AnJean3tte, Ryan Ciehanski, Doogle Chrome, Mick Kolassa, Ida Booth, Bret, Chris Miller, Lasse Callesen, elizabeth zaks, Steinbjorn, Jessica ♥️, Kaptain Karl, Pavel V S [ Dr.Bubble ], Nikki Tink Shubert, SUDIPTO SEN, Nathan Howard, Eldrick Sneed, Kem Phillips, Bradford Peterson, Andrew Davis, Sharvesh Kumar Jeyachandran, and Becky K for supporting us this week.

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    9 January 2026, 6:00 am
  • 57 minutes 48 seconds
    Macroscopic Quantum Tunneling with John Martinis

    Can quantum tunneling occur at macroscopic scales? Neil deGrasse Tyson and comedian Chuck Nice sit down with John Martinis, UCSB physicist and 2025 Nobel Prize winner in Physics, to explore superconductivity, quantum tunnelling, and what this means for the future of quantum computing.

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here:
    https://startalkmedia.com/show/macroscopic-quantum-tunneling-with-john-martinis/

    Thanks to our Patrons Fran Rew, Shawn Martin, Kyland Holmes, Samantha McCarroll-Hyne, camille wilson, Bryan, Sammi, Denis Alberti, Csharp111, stephanie woods, Mark Claassen, Joan Tarshis, Abby Powell, Zachary Koelling, JWC, Reese, Fran Ochoa, Bert Berrevoets, Barely A Float Farm, Vasant Shankarling, Michael Rodriguez, DiDTim, Ian Cochrane, Brendan, William Heissenberg Ⅲ, Carl Poole, Ryan McGee, Sean Fullard, Our Story Series, dennis van halderen, Ann Svenson, mi ti, Lawrence Cottone, 123, Patrick Avelino, Daniel Arvay, Bert ten Kate, Kristian Rahbek, Robert Wade, Raul Contreras, Thomas Pring, John, S S, SKiTz0721, Joey, Merhawi Gherezghier, Curtis Lee Zeitelhack, Linda Morris, Samantha Conte, Troy Nethery, Russ Hill, Kathy Woida, Milimber, Nathan Craver, Taylor Anderson, Deland Steedman, Emily Lennox, Daniel Lopez, ., DanPeth, Gary, Tony Springer, Kathryn Rhind, jMartin, Isabella Troy Brazoban, Kevin Hobstetter, Linda Pepper, 1701cara, Isaac H, Jonathan Morton, JP, טל אחיטוב Tal Achituv, J. Andrew Medina, Erin Wasser, Evelina Airapetova, Salim Taleb, Logan Sinnett, Catherine Omeara, Andrew Shaw, Lee Senseman, Peter Mattingly, Nick Nordberg, Sam Giffin, LOWERCASEGUY, JoricGaming, Jeffrey Botkin, Ronald Hutchison, and suzie2shoez for supporting us this week.

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    6 January 2026, 6:00 am
  • 47 minutes 33 seconds
    Things You Thought You Knew – The Color of the Sun

    What’s the true color of the sun? Neil deGrasse Tyson and comic co-host Chuck Nice discuss things you thought you knew about the color of the Sun, the sound of weather, and why friction is our friend. 

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/things-you-thought-you-knew-the-color-of-the-sun/

    Thanks to our Patrons Jorge Aguirre, C&C Angeli, Len Brandis, Alan Parker, Aaron Ivey, AA-ron or just "AI", MD Bartlett, Nox, Nicholas Crayford, Adam Collins, Deep Patel, RAHIM THERIOT, Dan Abrams, Dan Thomas, Tig, Gloria Michelle Shirley, Mike Horvath, Daniel Brannon, Tonieh Ellis, Camila Von Malice, Kat, Nickolas Madeo, Marcus Phelps, Daniela Eneva, AndyF, Paul Purington, Paul, Mark Fowler, Thomas Freridge, Corey Ferrell, Mo O, Jacob Johnson, Matt Newcomb, Vladimir Antonovich, Steffen Sommers, Joan Morrissey, yared ts, Danielle Seitz, Edmond Fondahn, Blythe Lucas, Richard Adam, Bryant McFayden, Nayah Sci Fi, Lissett Lamboy, John Lujan, Marie Mckenna, Kaustav Chakravarthy, Hannah Bradley, Joshua Jones, EVA, Gail Knapp, Gavin Dunagan, Decoy, Athena Ozanich, Dakota Barron, William Gibson, Eleanor Dewitt, Tru Shadow, MorningSong, Matt Delashaw, Angela Woods, Eric Gorohoff, Zakary Tackett, Carmen Fragapane, Kristián Žuffa, Michael Dunsavage, Mark Bradshaw, Kelsey Harkness-Jones, Mark Rose, Brent, Mohammed Hamdy, Baz, Andrew Stevens, Rachel Jacobsen, Rick Dawson, Tibor Szabo, Raven Knight, McMarklar, Chris Cummings, FromLongIsland, Wendy Parsons, Denise Asmus, Brad, JimPP, Lauren Cooper, Juan Jove, Brent Bailey, Watts Wire Extension Cords, Graham, sean aley, NotAnotherMike, Robert Currier, Steve Vanspall, Alex Nuss, Thomas PASCAL, Antonín Karásek, Mikayla Trousdale, MC, 22 Simulations, Kasey Marsland, and Stevie for supporting us this week.

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    30 December 2025, 6:00 am
  • 57 minutes 6 seconds
    Our Burning Questions – Free Will Emergence

    What’s the deal with the strong nuclear force? Neil deGrasse Tyson answers the burning questions Chuck Nice, Gary O’Reilly, and the StarTalk Team have been saving all year about gravity as a force, cosmic rays, free will, emergence, and how physicists decide which equations to apply. 

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/our-burning-questions-free-will-emergence/

    Thanks to our Patrons Hubert Górecki, Michele and David, Antonio, Luigi, Normie, Ronald Stephens, Jessica Shawley, Michelle Harris, Angel Cuevas Hernandez, S MB, Tony Pryor, Mike LaHaye, Samuel Ahn, Kenderick Frison, Lori Harting, David Aldrich, allen chen, Mark McDuff, daketchek, Nathan Boorom, Steven G., Emilio Lopez Hatt, Leslie Lantz, Ken Gelwix, Nick4547, James G Avdoulos, Astitva, Dana Lewis, T, Claire Davis, Richard S, Glen Brown, Sierra Tornabeni, Sue Peters, Stefano Ete, Shawn Sellers, Adriane Underwood, jason jones, Charles, Infuriated Jurijcorn, Que the music, Jeremy Hunter, Sampson, Bhushan Nene, Paul Kruger, Sean Wyatt, Carlos Pelayo, Joey Mack Newell, Alex Iakovidis, Cookiehart, W Hollifield, Dave Martin, Hd4122, Shon Bucklin, Tony Taveras, aeonoku, Shawn Browning, ben dewrance, Black____Monday, J Hardman, Erik Krasguidotti, Thegayestmanalive, YBenali, Richard Green, Brian Charbonneau, Syronn Terry, Bruce Griffith, Amir, Tom Pritchett, Guido Vermeulen, Povvy, Sigurbjorn B. Larusson, David Paul, Kristof De Maeseneer, Scott Strum, Roni Riabtseb, Monopolyworld, Naeem C, Jayson Cowan, Steph Dean, Q, Shawn Piers, travis amiot, Scott Blaylock, Paul, Griffin O'Hara, Starlah Mutiny, Cristi Giangu, Joe Boon, Jase, Crimson, Johnny_Kash, Craig Otto, Andrew McTaggart, Mark Pflug, David Hosmer, Robert Carreon, and Trina Orloff for supporting us this week.

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    26 December 2025, 6:00 am
  • 55 minutes 56 seconds
    Cosmic Queries – Space Volcanoes: Fire and Ice with Natalie Starkey

    What’s a supervolcano? Neil deGrasse Tyson and comic co-host Matt Kirshen discover all types of volcanoes in the solar system with cosmochemist and author of Fire and Ice: The Volcanoes of the Solar System, Natalie Starkey. Is there such a thing as an ice volcano?

    Originally Aired October 5, 2021. 

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/cosmic-queries-space-volcanoes-fire-and-ice-with-natalie-starkey/

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    23 December 2025, 6:00 am
  • 53 minutes 31 seconds
    Cosmic Queries – Living in a Simulation with Nick Bostrom

    Are we in a simulation? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice take a deep dive into simulation theory, consciousness, and free will with Oxford theorist Nick Bostrom. Is this The Matrix? 

    Originally Aired December 21, 2021.

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/cosmic-queries-living-in-a-simulation-with-nick-bostrom/

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    19 December 2025, 6:00 am
  • 1 hour 6 minutes
    Origins of Dark Energy with Adam Riess

    How did scientists discover evidence for dark energy? Neil deGrasse Tyson and comedian Paul Mecurio explore dark energy, Hubble tension, and the beginning and end of the universe with astrophysicist and Nobel laureate, Adam Riess.

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/origins-of-dark-energy-with-adam-riess/

    Thanks to our Patrons micpoc, Nathan, Matthew, Aislynn Schaffer, Mark Domino, Lou Wheeland, Matrograde, Elliott Natale, Machael Lipovski, Mathew Moore, Tony, Pablo P, Toni, Brian Futterman, quantumAnomaly, Robin Steiner, Errol Norwitz, Donovan Meek, Alan Geist, Sriganesh Arunanthi, Nuno Abreu, Ross Ziobro, Petr Doležal, Mandar Parikh, Bryan Tollin, Fooj, David Bozarth, Kolja Dobrindt, Sean Poplawski, Brad Durbin, Christian Nielsen, Zen Kurokawa, Lương Tiến, Joel Arbuckle, Chad L Ingham, Mark Morris, dylndmg, Derrick Korstick, EleanorRigbyy, Tarun C, Larry Infante, Jaclyn Anderson, Dave, Kayla Finch, The Bayside Volunteer Jam Band, Dale Allen Platt, Raymond Boulay, Lawrence Zeller, David, Kim Matthews, Jon Gefen, Mark A. Hasty, Clifford Dedmore, Mario De La Crus and Brianni Massin, jordan visina, Ryan Brown, Sebastian H, Daniel Voth, Karen Hollis, Josua Ennis, Julius Adams, Christie L Hall, Filip Risteski, scottdunbar_io, Samantha Davis, Don Franks, Corey Butler, Josh Jones, Daniel Vilasuso, J MR, joe, I Am Austin, bobmac69, Anthony cole, Zan, Erik LeRoy, Kevin George, Arman Adei, Christopher Pickett, John Morlock, AllTheScience, Juana Bee, Jeff Chastain, Jaimal Eiseman, Ed Matte, Lorkhan, D, roninraver, z67760, Orghanik Productions, and CubedWombat for supporting us this week.

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    16 December 2025, 6:00 am
  • 51 minutes 12 seconds
    Replaceable You with Mary Roach

    Are our parts replaceable? Neil deGrasse Tyson, Chuck Nice, & Gary O’Reilly sit down with bestselling author Mary Roach, who discusses her newest book, Replaceable You, and the quest to grow organs, build parts, and engineer the human body.

    NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
    https://startalkmedia.com/show/replaceable-you-with-mary-roach/

    Thanks to our Patrons Hubert Górecki, Michele and David, Antonio, Luigi, Normie, Ronald Stephens, Jessica Shawley, Michelle Harris, Angel Cueva Hernandez, S MB, Tony Pryor, Mike LaHaye, Samuel Ahn, Kendrick Frison, Lori Harting, David Aldrich, allen chen, Mark McDuff, daketchek, Nathan Boorom, Steven G., Emilio Lopez Hatt, Leslie Lantz, Ken Gelwix, Nick4547, James G Avdoulos, Astitva, Dana Lewis, T, Claire Davis, Richard S, Glen Brown, Sierra Tornabeni, Sue Peters, Stefano Ete, Shawn Sellers, Adriane Underwood, jason jones, Charles, Infuriated Jurijcorn, Que the music, Jeremy Hunter, Sampson, Bhushan Nene, Paul Kruger, Sean Wyatt, Carlos Pelayo, Joey Mack Newell, Alex lakovidis, Cookiehart, W Hollifield, Davi Martin, Hd4122, Shon Bucklin, Tony Taveras, aeonoku, Shawn Browning, ben dewrance, Black____Monday, J Hardman, Erik Krasguidotti, Thegayestmanalive, YBenali, Richard Green, Brian Charbonneau, Syronn Terry, Bruce Griffith, Amir, Tom Pritchett, Guido Vermeulen, Povvy, Sigurbjorn B. Larusson, David Paul, Kristoff De Maeseneer, Scott Strum, Roni Riabtseb, Monopolyworld, Naeem C, Jayson Cowan, and Steph Dean for supporting us this week.

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    12 December 2025, 6:00 am
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