Overheard Season 5: Bigger. Weirder. Beautifu...

For centuries, the Northwest Passage, the long-sought sea route connecting the Atlantic and Pacific Oceans through northern Canada, was a holy grail of Arctic exploration. Even now, sailing through it isn’t guaranteed. Mark Synnott, a National Geographic Explorer, writer, and adv ...  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.) In an e ...  Show more

Two friends from Australia attempt the first unsupported crossing of the Antarctic Peninsula. The brutal conditions of the world’s southernmost continent have defeated many an intrepid explorer. But Peter Bland and Jay Watson are undeterred. Disaster strikes though, in the middle ...  Show more

Can plants read our minds? What would happen if our magnetic poles… flipped? Today we’re going deeper into Earth’s mysteries, from the unexpected discoveries beneath our surface, to the “Wood Wide Web,” to what’s at stake when isolated indigenous groups lose their homes. Learn mo ...  Show more

Antarctica is home to one of the most brutal climates on the planet, and the few humans living on this continent face profound isolation and cramped quarters. Often, tension rises as the months between supply runs pile up -- so what happens when something goes wrong?

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An academic from the UK gets into serious trouble in the world’s highest mountain range. Jonathan Bamber has set his sights on a virgin peak - a summit no climber has ever reached before. But near the top, a freak accident leaves him grievously injured. As a scientist, Jonathan c ...  Show more