Mars skylights like this could be the mouths of caves formed by lava tubes. NASA wants to explore them. Credit: NASA / JPL-Caltech / Univ. of Arizona Ever since scientists have had an orbiter's view ...

If you’ve ever dreamed of paddling through some of the most beautiful caves in the world, exploring Apostle Islands sea caves by kayak should be at the top of your adventure list. Nestled in the ...

On Sunday’s episode of The Excerpt podcast: Hidden beneath Earth’s surface are caverns and pathways that hold the secrets of our planet’s very beginnings. Even after decades of exploration, there are ...

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 ...

Email notifications are only sent once a day, and only if there are new matching items. To find out more information about caving and local organizations near you, visit the National Speleological ...

The discovery of what looks to be the first cave on the moon – at the bottom of a lunar pit 200 feet deep – has jolted the scientific community and spurred hope it could be used as a base to protect ...

Looking for an adventure this summer? Try going underground. According to the University of Kentucky Geological Survey, Kentucky is home to over 5,000 known caves and Indiana has more than 2,500 known ...