In Entanglement, you'll meet a woman with Mirror Touch Synesthesia who can physically feel what she sees others feeling. And an exploration of the ways in which all of us are connected — more literally than you might realize. The hour will start with physics and end with a conversation with comedian Maria Bamford and her mother. They discuss what it's like to be entangled through impersonation.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

A podcast BONUS for you today. We didn't have enough room in our Batman show for this lovely story about Julee-anne Bell, one of the many people who have learned Daniel Kish's echolocation technique. Enjoy!Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

In "How to Become Batman," Alix and Lulu examine the surprising effect that our expectations can have on the people around us. You'll hear how people's expectations can influence how well a rat runs a maze. Plus, the story of a man who is blind and says expectations have helped him see. Yes. See. This journey is not without skeptics.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

In "Fearless," co-hosts Alix Spiegel and Lulu Miller explore what would happen if you could disappear fear. A group of scientists believe that people no longer need fear — at least not the kind we live with — to navigate the modern world. We'll hear about the striking (and rare) case of a woman with no fear. The second half of the show explores how the rest of us might "turn off" fear.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

In "The Secret History of Thoughts," co-hosts Alix Spiegel and Lulu Miller ask the question, "Are my thoughts related to my inner wishes, do they reveal who I really am?" The answer can have profound consequences for your life. Hear the story of a man gripped by violent thoughts, and explore how various psychologists make sense of his experience. Also, meet a man trapped inside his head for 13 years with thoughts as his only companion.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Starting January 9th, NPR brings you Invisibilia, a six episode series about the invisible forces that shape human behavior – ideas, beliefs, assumptions and thoughts. Invisibilia interweaves personal stories with scientific research that will ultimately make you see your own life differently. Your co-hosts Lulu Miller and Alix Spiegel give you a sneak preview of their first show: The Secret History of Thoughts.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy