21 Road Trip Podcasts That'll Make You Want to Keep Driving

"Radiolab" is an investigative journalism podcast that uses the tagline "on a curiosity bender." Each episode does a deep dive into a specific topic, and typically explores the scientific, legal, and historical aspects of it in order to get to the answer. From the Olympics, to CPR, and the square dance, "Radiolab" shows us how little we really know about the world around us.