Son Doong, the world's largest cave passage — big enough to fit a skyscraper — is deep inside a Vietnamese jungle. Exploring ...

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 planets. Host Ben ...

There is much to be said about the cave systems in Georgia, and for avid spelunkers, it becomes so much more than just a hobby. And with over 500 named caves in Georgia, the state is a hotspot for ...

Add Yahoo as a preferred source to see more of our stories on Google. Looking for an adventure that’s cool (literally) and completely out of the ordinary? The United States is home to some of the ...

Beneath the surface of an otherwise unassuming National Park, a labyrinth showcases hundreds of millions of years of geologic history. Each shade of tan layered on the walls represents a different era ...

A new study has demonstrated that we now have the tools to study the incredibly complex ecosystems of caves in near real-time ...

Looking for an adventure that’s cool (literally) and completely out of the ordinary? The United States is home to some of the world’s most fascinating cave systems, each with its own story carved by ...