San Francisco, Calif. -- Biofilms, which are complex layered communities of sulfur-consuming microbes, increase the rate of cave formation, but may also shed light on other biofilms, including those ...

At first glance, Wyoming's Kane Cave exhibits few characteristics of the world's most picturesque caves — it lacks mineral deposits, including stalactites and stalagmites, which decorate most cave ...

Jewel Cave, located 13 miles west of Custer, has more than 208 miles of “mapped and surveyed passage ways,” with hundreds of suspected passages yet to be explored, according to the National Park ...

SAN DIEGO — Southern California is home to countless natural wonders spanning the region’s diverse landscape. Among those destinations, hidden deep in the badlands of Anza-Borrego State Park, is a ...

Cave explorers have traversed what’s now the deepest known cave in Australia. On Saturday a group of explorers discovered a 401-metre-deep cave, which they named Delta Variant, in Tasmania’s ...

Geology doesn't often go viral, but one Scottish cave managed to do it by looking like something straight out of a video game. A TikTok video showing its jagged, gold-lit columns caught millions of ...

KENTUCKY (FOX 56) — A piece of Kentucky’s natural history is headed to the nation’s capital, as a Mammoth Cave formation takes its place in a new Smithsonian exhibition opening this week. The ...

Cave explorers have traversed what's now the deepest known cave in Australia. On Saturday a group of explorers discovered a 401-meter-deep cave, which they named Delta Variant, in Tasmania's ...

Dawn Ryan (front), cave manager at Forestville/Mystery Cave State Park in southeast Minnesota's Fillmore County, and Krista McDermid from Zara Environmental during recent research to inventory animal ...