Their relationship was captured in the 'Free Solo' documentary.

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for. Solar prominences and their associated ...

National Geographic Explorer Paolo Verzone provides a rare peek inside a stellarator, an experiment that aims to give the world near-limitless clean energy. When in operation, this space inside the ...

Alpes, Serre Chevalier is a playground for both kids and parents — offering miles of mountain pistes, top tuition and a buzzy ...

Nikon’s Small World in Motion competition offers a unique window into life under a microscope. A tardigrade, colloquially known as water bears, move around a volvox algae colony. Tardigrades are water ...

As you help your aging parents carefully wrap and store their "treasures" for the umpteenth time, you can't shake the guilty ...

Scientists have discovered that gut-born bacteria may hold the secret for treatments of everything from IBD to Parkinson’s disease. Now they just need samples from the people living in the most ...

Decades ago, India’s tigers were on the brink of extinction. Slowly, their numbers have rebounded. But that ecological success has prompted a dire problem—and a race to save many of them from genetic ...

Gum makers have claimed, for decades, chewing is good for your mental health. They’re kind of on to something. Humans have chewed on gum for millennia. Scientists are still trying to figure out why.

A natural experiment in a national park in Patagonia shows how the return of a large predator can reshape an ecosystem. Long absent from Argentinian Patagonia due to over-hunting, pumas have returned ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole. Parallels in the physics of the universe and that of black holes have led ...

Naltrexone has long been used to treat alcohol use disorder. Now it’s gaining attention as a tool for people who want to cut back on drinking before it becomes a bigger health problem. Test tubes are ...