Journey to the Ice Age

Josh Gates rafts into an abandoned tunnel system to chase art and treasure stolen by the Third Reich. Then, the diary of a high-ranking SS officer leads to a search for tons of stolen gold. Later, Josh searches for a buried Nazi Enigma machine. Hosted on Acast. See acast.com/priv ...  Show more

With word of an urgent lead, Josh jets to Poland to join in the opening of a secret Nazi tunnel system dug into a dormant volcano. Josh helps a local team tear away a stone wall built by the Germans in the last days of World War 2. Hosted on Acast. See acast.com/privacy for more ...  Show more

Right now, one million animal and plant species are threatened with extinction. Conservation scientists are doing whatever they can to save them, or at least of piece of them. For the last 45 years, a team of researchers at the San Diego Zoo has been freezing the cells of endange ...  Show more

San Diego is home to the world’s first frozen zoo—a genetic library where scientists are racing to bank the tissues and stem cells of disappearing animals. As scientists begin to clone endangered species, we revisit an episode from our archives that delves into what conservation ...  Show more

There's a lost continent waiting to be explored, and it’s right below our feet. We’ll dig into the deep, human relationship to the underground, and why we understand it from an instinctive point of view — but not so much from a physical one. (Hint: we’re afraid of the dark.) Nati ...  Show more

Humans face an existential problem: feeding billions of people in a warming world. But there’s a ray of hope. And it all starts with microbes. For more information on this episode, visit nationalgeographic.com/overheard Want more? Microbes are everywhere! Learn about the bacteria ...  Show more