Scientists discover all stalagmites growing from cave floors follow a mathematical rule that explains how these mineral ...

Looking for an adventure that’s cool (literally) and completely out of the ordinary? The United States is home to some of the ...

The cave myotis aren't endangered, Bilbrey said, but, by nature, a "living cave" always is fragile. Kartchner is referred to as a living cave because the formations inside it are still growing, a ...

Deep inside caves, water dripping from the ceiling creates one of nature's most iconic formations: stalagmites. These pillars ...

When delicate cave formations are damaged, Carlsbad Caverns National Park calls on the fix-it skills of Michael Mansur and his growing legion of volunteers. Nothing good happens fast in a cave. Those ...

Europe is rich in history, but its splendid castles, antique churches, and age-old ruins tell only part of the story. To dig ...

Two years passed since the public could walk through the 200-feet-deep cave of Blanchard Springs Caverns — the COVID-19 pandemic, repairs and the spread of white nose syndrome among bats put on the ...

To see a video of the tube-forming process, go to http://www.physics.arizona.edu/~gold/big_tube2b.mpg An accidental discovery may provide insights into the creation ...

Graffiti has become a growing problem inside Ape Cave at the Mount St. Helens National Volcanic Monument over the last few years. U.S. Forest Service officials say they’re working on a plan to remove ...

Well, if you've clicked on this story, you already know a little bit of what you're in for. But the cave house of Glenwood Springs is more than meets the eye, and we'll take you inside to show you ...

A skull found in Petralona Cave in Greece is at least 286,000 years old, revealing the existence of an ancient human species still unknown.