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 ...

A “peculiar” new species has been discovered dwelling in a toxic cave in Romania, a new study says. Photo from the journal Scientific Reports Inside of a highly toxic, oxygen-deprived cave, a strange ...

Team finds ‘quality’ remains of animals from last ice age CHEYENNE, Wyo. – Paleontologists digging at the bottom of a strange cave in northern Wyoming say they have uncovered a trove of animal bones ...

Deep inside a rocky chamber, reached by a narrow crevice, researchers found more than 1,500 fossilized bones of what may be the gravesite of a... South African Cave Yields Strange Bones Of Early Human ...

Just two weeks after an Indiana woman made headlines by finding a crystal resembling fried chicken, the National Park Service has unveiled an equally strange formation in a remote South Dakota cave ...