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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

Today, the health risks associated with smoking cigarettes aren’t a secret. But since the mid-1900s, researchers have pointed out the harmful effects of these cancer sticks. How much of this did the tobacco companies know – and when? Learn more about your ad choices. Visit podcas ...  Show more

In the 20th century, the mass production of cigarettes fueled a global addiction — but Big Tobacco had a problem. Cancer rates were skyrocketing, and smoking-related illnesses became the leading cause of preventable death in America. This is the story of how an industry in peril ...  Show more

James Monsees and Adam Bowen, two Stanford graduate students, have an idea - one they believe could save millions of lives and rid the world of smoking. The goal is personal: they’re both smokers. But even good intentions can have unintended consequences?Available exclusively on ...  Show more

Tobacco giant Philip Morris International claims it wants a ‘smoke free world’ and the eventual phasing out of cigarettes, hailing its new smoke-free products as the future. But how plausible is that given that globally Philip Morris International still sells almost 800 billion c ...  Show more