Deep inside a remote Mexican cave, a pair of explorers thought they had stumbled on modern litter, the kind of plastic and ...

I'm a severe claustrophobe. After getting trapped in a slide in my local McDonald's at five years old, I swore off all tight and dark spaces forever. So it's not entirely surprising that I couldn't ...

On this episode, we hear how a team of researchers at the University of Northern Iowa is exploring the deepest caves in the U.S. with NASA funding. This could inform the search for life on other ...

The Hranicka Abyss is at least 1,325 feet deep, and likely goes down further. — -- A team of explorers believe they have discovered the deepest known underwater cavern the world in eastern Czech ...

When Aidan Ward answered his phone from a clearing off the side of a road in southern New Mexico, he was exactly where he wanted to be: helping a geologist friend with cave research at Carlsbad ...