Cave formation starts with a simple chemical reaction between water and carbon dioxide in the atmosphere, creating carbonic acid. This weak acid forms when rainwater combines with CO2, then ...

The caves northeast of Seattle are succumbing to the Pacific Northwest’s hotter, drier summers and winters with dwindling ...

Researchers identified telltale "fingerprints" left by different cave environments that could help reconstruct the history of ...

A nomadic people in Papua New Guinea were rumored to be living in remote caves in the forest. When we found them, they sent a ...

Bones preserved in underwater caves offer a rare and powerful window into the past—but until now, researchers have had ...

There’s no light deep in the rocky world of caves – but there is an abundance of animals specially adapted to the challenge of life in total darkness. There are caves all over the planet, but only a ...

With summer’s heat bearing down, thoughts tend to drift beachward – or northward. But many wise travelers are planning their explorations to go down – underground, that is. There are more than 4,700 ...

Cave divers have swapped measuring tapes and pencils for 3D modelling to map a patchwork of underwater caves below houses and ...

The Eighth Sound exhibition brings together Banai’s songs and texts with video art by Ronen Tanchum. Created specifically for ...

Getting your Trinity Audio player ready... Editor’s note: The closure of a 46-mile stretch of Interstate 70 in western Colorado may make it difficult to reach some of the locations listed. Please ...