What Saturn's most mysterious moon could teac...

What do radio personality Ira Glass, New York City mayor Zohran Mamdani, and your host Chris Duffy have in common? They all have practiced an unexpected skill that makes them more human—improv comedy. And they learned it from master improv teacher Rick Andrews. Rick joins Chris t ...  Show more

Over the course of hundreds of scuba dives, marine biologist Ayana Elizabeth Johnson fell in love -- with a fish. In this ode to parrotfish, she shares five reasons why these creatures are simply amazing (from their ability to poop white sand to make colorful "wardrobe changes") ...  Show more

The story of the remarkable mission to land on Titan, one of the moons of Saturn. The large mysterious moon has a thick orange atmosphere. No-one had ever seen the surface. In the late 1990s, the Cassini-Huygens spacecraft was sent on a 7 year, 3.5 billion km journey through spac ...  Show more

Could we use robots to explore the oceans of Enceladus? Neil deGrasse Tyson and co-host Harrison Greenbaum dive deep into the EELS Project, sending a snake-like robot to Enceladus with Matthew Travers, a roboticist at the Biorobotics Lab at Carnegie Mellon University.

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Saturn’s moon Enceladus has giant geysers blasting water into space at supersonic speeds. Does it also harbour life beneath its crust? Originally broadcast on 14 Dec 2016. 

Morgan Cable and Hiro Ono from NASA's Jet Propulsion Laboratory join Planetary Radio to discuss the Exobiology Extant Life Surveyor (EELS) robot concept, a snake-like AI-enabled device designed to navigate the vents of Enceladus. This technology could tell us more ab ...