Explore the world's longest known cave system and see colorful, subterranean light displays in these incredible caves that ...

In his new National Geographic series Pole to Pole, the actor ventures deep into the Amazon in search of creatures whose ...

Fossilized bones and teeth dating to 773,000 years ago unearthed in a Moroccan cave are providing a deeper understanding of ...

A 26-ft (8-m) deep excavation in Indonesia has revealed that humans and a hominin species that pre-dates humans used the same ...

New dating of pigments reveals that cave paintings in the Lower Pecos region of Texas could be nearly 6,000 years old.

If you can’t get enough of snow and ice in winter, you should visit the Schellenberg Ice Cave. It is Germany’s only show ice ...