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 ...

Once heavily hunted for its valuable skin but now protected, Brazil’s yacare caiman is striding back in gratifying numbers.

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 ...

Scientists are using lasers, satellites and even sound to determine what is falling from the sky—but the best tool may still ...