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 ...

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 ...

Recent discoveries have revealed the existence of vast cave networks beneath the moon’s surface, sparking excitement and curiosity among scientists and space enthusiasts alike. These hidden lunar ...

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 ...

There’s a cave in Illinois that watches the Ohio River go by. It’s big, strange, and way more memorable than expected.

How would you design a system to detect, map and explore caves on the Moon? Our latest hunt for ideas is seeking novel initiatives that address this question. While the surface of the Moon has been ...

At a little more than a mile, Lava River Cave is Oregon’s longest intact lava tube. It’s also one of the most popular caves to explore in central Oregon. The cave is part of Bend’s Newberry National ...

Is there life in Martian caves? It’s a good question, but it’s not the right question—yet. An international collaboration of scientists led by NAU researcher Jut Wynne has dozens of questions we need ...

Exploring beneath the surface of other planets may be the key to determining whether life has ever existed outside of Earth. As other missions, including that of NASA's InSight lander, have shown, ...

Future space missions likely will send robots to scout out underground habitats for astronauts. Engineers have now developed a system that would enable autonomous vehicles to explore caves, lava tubes ...