Cosmic Queries – The Big Stretch

How small is a molecule? What is the color of light? How can quantum physics spoil food? Neil deGrasse Tyson and comic co-host Chuck Nice visualize a molecule’s actual size, break down the different colors of light, and the physics of what’s going on in your fridge. NOTE: StarTal ...  Show more

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

How big are black holes? Is time elastic? What is spacetime foam? Why is there a place called “elsewhere?” Enjoy this dazzling two-parter that starts with the absolute basics with NASA’s Goddard Theoretical Astrophysicist and Black Hole Theory Cosmologist  Dr. Ronald Gamble, J ...

Where do we live within the galaxy? What shapes the local bubble? How long will we be inside it? I discuss these questions and more in today's Ask a Spaceman!

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Is the universe infinite? What about the cosmological horizons, the limits to what we can see? Will we ever know for sure what's beyond them? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter All episodes: http://www.A ...  Show more

When Wanda Diáz-Merced lost her sight as a college student, she thought her dreams of becoming an astronomer were over — until she learned to listen to space instead. Wanda is one of several pioneering scientists listening to space. For this episode, we also spoke to Robert Wilso ...  Show more