At the Devil’s Spring system in Florida, crystal-clear water pours out of an underwater cave and into the Santa Fe River. From the surface, the entrance looks calm. But once divers descend inside, ...

COLUMBIA, Mo. -- Tours of the Devil's Icebox cave will be limited this summer because of concerns that the number of gray bats that live in the central Missouri cave is declining. Conservation ...

View from the interior of Devil's Gate: the cave in the Primorye region, about 30km from the far eastern coast of Russia, where the human remains were found from which the ancient DNA used in the ...