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 6
Cosmic Queries – Understanding Infinity with Stephon Alexander
What is infinity? Neil deGrasse Tyson and comedian Negin Farsad explore whether we are in a finite universe, the issues with infinity, string theory, and more with theoretical physicist Stephon Alexander.Originally aired April 11, 2023. NOTE: StarTalk+ Patrons can listen to this ... Show More
45m 47s
Jan 27
Cosmic Queries – Black Hole Information Paradox
What do astrophysicists mean when they talk about “information”? Neil deGrasse Tyson and comic co-host Chuck Nice dive into questions about the black hole information paradox, moon moons, wormholes between black hole universes, and more! NOTE: StarTalk+ Patrons can listen to this ... Show More
47m 31s
May 2017
100. Neil deGrasse Tyson (Astrophysicist) – The Only "-ist" I Am
Since 2008, Big Think has been sharing big ideas from creative and curious minds. Since 2015, the Think Again podcast has been taking us out of our comfort zone, surprising our guests and Jason Gots, your host, with unexpected conversation starters from Big Think’s interview arch ... Show More
47m 31s
Aug 2025
Actual Astronomy - Listener Emails
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. actualastronomy@gmail.com The Actual Astronomy Podcast presents Listener Emails. In this episode we talk & read several listener emails including Observing Saturn, Equipment reports, telescope making ... Show More
45m 51s
Oct 2025
Chris Hadfield’s Fictional Universe Is Rooted in Real Space History
What happens when a real-life astronaut turns to fiction? In this episode, Chris Hadfield shares how decades of spaceflight and global diplomacy inspired his latest novel, Final Orbit, a cold war thriller packed with historical intrigue and technical precision. Host Rachel Feltma ... Show More
10m 52s
Oct 2025
Dark Matter Dilemmas, Betelgeuse's Fate & the Mysteries of Lagrange Points
Sponsor Details:This episode is brought to you with the support of NordVPN....enhance your online privacy with the best in the game. To get our special Space Nuts price and bonus deal, visit www.nordvpn.com/spacenuts or use the code SPACENUTS at checkout.Q&A Edition: Dark Matter, ... Show More
42m 8s
Sep 2024
"Retronyms" w/ Stephen J. Dubner [Best-Of Episode]
<p><em>The Puzzler team is taking a short summer break, and in the meantime we're bringing you some of our favorite episodes from the archives. We'll be back with brand new episodes soon!</em></p> <p>Hello, Puzzlers! Puzzling with us today: author, journalist, and podcaster Steph ... Show More
11m 15s