How do pain killers relieve pain?

Question and Response #76 You asked… so we answered. What do carbon chains have to do with Greek words? How do MRIs make “3D pixels”? Is that pool smell actually chlorine? And wait… are birds blue, or is that just a trick of the light? This episode is a rapid-fire round of your q ...  Show more

#235 You’ve seen it a hundred times… but how does it actually work? Why do diapers change color when they’re wet? What kind of chemistry is happening in there? And how does something as simple as pee trigger such a dramatic color shift? Let’s talk acids, bases, color, and one sur ...  Show more

Griefbots—artificial-intelligence-powered chat tools that simulate conversations with the deceased—are helping some people navigate loss in unexpected ways. Science writer David Berreby shares his firsthand experience with these digital companions and explores what they reveal ab ...  Show more

An estimated 51 million Americans live with chronic pain. But our understanding of pain has evolved and so has the ways we can treat and reduce pain. Dr. Sanjay Gupta explains how both diet and meditation can affect the way we experience pain. Our show is produced by Eryn Mathews ...  Show more

Thirty years into the opioid crisis, we still struggle to find other options for pain relief. This hour, TED speakers explain new understandings of how the brain interprets pain and new ideas to cope. Guests include equestrian Kat Naud, physician and researcher Amy Baxter and opi ...  Show more

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