Astrophysicist Charles Liu joins Neil deGrasse Tyson and co-hosts to explore time, spacetime, redshift, wormholes, dreams as predictions, rocket trajectory, and tools for gathering information from the body.

What is nothing? Does nothing exist? Neil deGrasse Tyson and comedian Chuck Nice explore cosmological curiosities about the end of the universe, dark matter, and more!NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free.Thanks to our Patrons Matej Dvonč, Robert Weaver, David Lindberg, Denis, Jesus Hernandez, and Jack Reeves for supporting us this week.Photo Credit:  NASA / JPL-Caltech / L. Jenkins (GSFC), Public domain, via Wikimedia Commons Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Are the UAP sightings aliens here on Earth? Neil deGrasse Tyson and comedian co-host Paul Mecurio discuss the congressional hearings on unidentified anomalous phenomena (UAP) with astrophysicist and chair of NASA’s UAP independent study team, David Spergel.NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free.Thanks to our Patrons Melissa Campbell, Martynas Piliutis, Darrel Mosier, Danielle Martinez, Randall Thompson, and Anton Popov for supporting us this week.Photo Credit: Department of Defense Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

How does food impact your brain health? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly break down the gut-brain connection with Genius Foods author and science journalist, Max Lugavere.NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free.Thanks to our Patrons Elle M., Shredstick72, Vern Keskinen, beverly mcclain, Tressa Eubank, and Mark howell for supporting us this week.Photo Credit: Chempetitive, CC BY-SA 3.0, via Wikimedia Commons Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

How is energy different from matter? Neil deGrasse Tyson and comedian Chuck Nice break down what energy is and where it comes from, ancient theories about sight, and how wheels keep us moving. Explore physics, thermodynamics, and more!NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here:https://startalkmedia.com/show/things-you-thought-you-knew-what-is-energy/Thanks to our Patrons Matt Smith, Matthew Tolbert, benjamin flanders, Nick Davis, Joseph, and Hemant Sudiwala for supporting us this week.Photo Credit: Photo courtesy of National Nuclear Security Administration / Nevada Site Office, Public domain, via Wikimedia Commons Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Does being in space mean there is no gravity? What does noon have to do with the Artemis Mission? Neil deGrasse Tyson and comedian Chuck Nice break down weightlessness, planetary alignments, and what is going on on the south pole of the moon. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free.Thanks to our Patrons Tatiana Joine, Marcos Rodriguez, Peter Gordon, Leonard Leedy, RolandP, and Shimon Zig for supporting us this week.Photo Credit: NASA Apollo, Public domain, via Wikimedia Commons Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Is artificial intelligence taking over? Neil deGrasse Tyson and co hosts Chuck Nice and Gary O’Reilly discuss deepfakes, AI hallucinations, and whether AI really is intelligent with software engineer at X, the moonshot factory, Matt Ginsberg. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free.Thanks to our Patrons Kathleen Kussman, Craig Hamilton, Denis de Oliveira, Jim, Ryan, and Krishna for supporting us this week.Photo Credit: mikemacmarketing, CC BY 2.0, via Wikimedia Commons Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

How much has space imaging furthered our understanding of the Universe? Neil deGrasse Tyson and comedian Chuck Nice learn the story of cameras on space probes like Voyager and Cassini and the exciting science of Saturn with planetary scientist Carolyn Porco. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: https://startalkmedia.com/show/the-story-of-space-imaging-with-carolyn-madam-saturn-porco/Thanks to our Patrons Collin Money, Jeffery K Ogren, José Luis Pizano Escalante, Micheal Yablon, Artemis ma, and Paul Scott for supporting us this week.Photo Credit: NASA/JPL-Caltech/Space Science Institute, Public domain, via Wikimedia Commons Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

If scientists discovered that we are not alone, what would they do with that information? Neil deGrasse Tyson and Chuck Nice learn about the search for life, habitability around M stars and more with astrophysics professor and author Aomawa Shields. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: https://startalkmedia.com/show/cosmic-queries-life-on-other-planets-with-aomawa-shields/Thanks to our Patrons Pepper Horton, annie brown, Lance Cardwell, Natalie waugh, firestorm960, and Daryl Spencerfor supporting us this week.Photo Credit: Original ESO/M. Kornmesser  (+ background position from original change by Nagualdesign), CC BY 4.0, via Wikimedia Commons Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

What is the biggest wave in the solar system? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly explore the science of big waves with professional big wave surfer Kai Lenny.NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: https://startalkmedia.com/show/big-wave-physics-with-kai-lenny/Thanks to our Patrons Pepper Horton, annie brown, Lance Cardwell, Natalie waugh, firestorm960, and Daryl Spencer for supporting us this week.Photo Credit: Alohamansurfer, CC BY-SA 4.0, via Wikimedia Commons Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.