A 4-Track Mind

When you think about grass, what do you think of? Pool parties? Suburbs? Allergies? What about: human history? It turns out, unassuming grass, which exists on every continent, has an epic story to tell. One of transforming the planet, and … us. From what we eat, to how our body m ... Show More

“What is the sweetest thing in the world?” After co-host Latif Nasser’s sons ask him this deceptively simple question, he goes on a quest to find it. Is it a West African Katemfe berry? Or an industrial sugar substitute cooked up in a lab? Or an ingredient hiding in plain sight i ... Show More

When Kelley Benham and her husband Tom French finally got pregnant, after many attempts and a good deal of technological help, everything was perfect. Until it wasn't. Their story raises questions that, until recently, no parent had to face… and that are still nearly impossible t ... Show More

Documenting democracy. Untwisting the world’s largest tornado. Searching for wrecks of lost slave ships. Dinosaur hunting in Morocco. Accidentally inventing a new color. Come dive into one of the curiously delightful conversations overheard at National Geographic’s headquarters, ... Show More

The strange story of an unlikely crew of people who band together to take on one of our largest problems using nothing but whale sounds, machine learning, and a willingness to think outside the box. Even stranger, several of the world's most accomplished scientists seem to think ... Show More

Tracking snow leopards in the Himalaya. Looking for ancient microbial life on Mars. Uncovering the truth about Amazon warriors. Unraveling a mapmaker’s dangerous decision. Join us for curiously delightful conversations, overheard at National Geographic headquarters. Hosted by Pet ... Show More

At the intersection of scientific advancement and tragedy is the story of US Radium and the young women who stood up to them. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Basement laboratories. Mad scientists. Sticky gels, and a bake-off in the desert. The strange story behind Curtis LeMay’s weapon of choice. Part two. Get Revisionist History updates first by signing up for our newsletter at pushkin.fm. Learn more about your ad-choices at https:// ... Show More

Smuggled dinosaur bones. Man-made glaciers. An audacious quest to find the world's southernmost tree. Each week, we'll dive into one of the curiously delightful conversations we've overheard around National Geographic's headquarters. You'll be introduced to the explorers, photogr ... Show More

<p>A past caller who's made strides in living with grief, learning to tell her story and finding a path of acceptance catches up with Gethard in studio (no phones!). They ask: Are we living in a simulation? What's dark matter? What type of scientist parties the hardest?</p> <p><b ... Show More

Original Broadcast Date: September 4, 2020. Conflict is a part of life. But in a polarized world, reaching a resolution is harder than ever. This hour, TED speakers explore creative and extraordinary ways of approaching conflict. Guests on the show include authors Shaka Senghor a ... Show More