Inside one of the quietest rooms in the world, host Rachel Feltman meets artist-in-residence Seth Cluett at the historic anechoic chamber at Bell Labs to explore the science of silence and sound perception. From popping balloons in total silence to hearing your own nervous system, we dive into psychoacoustics, audio innovation and the emotional impact of sou ... Show More
Today
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 6
Enceladus’s Alien Ocean, Ancient Fungi and the Flavor of Influenza
Saturn’s moon Enceladus reveals complex organic molecules that could hint at extraterrestrial life. Researchers also uncover fungi’s ancient reign over Earth and warn that second COVID infections may pose greater risks to young people. Plus, ants ferment yogurt, and flu detection ... Show More
9m 47s
Feb 2025
Measles Outbreaks, Asteroid Risks and Fish Friends
The black hole at the center of our galaxy is emitting near-constant, random light. The European Space Agency has approved astronaut candidate John McFall, making McFall the first physically disabled candidate to be cleared to fly. The risk of asteroid 2024 YR4 hitting Earth rose ... Show More
7m 20s
Feb 2025
Valentine’s Day Isn’t Just for Romance—The Science of Deep Friendships
Love isn’t just about romance. This Valentine’s Day, we’re exploring the power of deep nonromantic bonds. Host Rachel Feltman sits down with Rhaina Cohen, a producer and editor for NPR’s podcast Embedded and author of The Other Significant Others, to discuss the history and psych ... Show More
17m 2s
Apr 2025
Unstoppable: Jocelyn Bell Burnell
Dr Julia Ravey and Dr Ella Hubber are both scientists, but it turns out there’s a lot they don’t know about the women that came before them. In Unstoppable, Julia and Ella tell each other the hidden, world-shaping stories of the scientists, engineers and innovators that they wish ... Show More
29m 22s