While for most people the idea of crawling deep into a dark hole in the earth sounds positively terrifying, some people adore ...

BIG BEND NATIONAL PARK, Texas — Archaeologists exploring deep inside a remote cave in Big Bend were flabbergasted to discover tools left by an ancient hunter thousands of years ago. They say the find ...

On Sunday’s episode of The Excerpt podcast: Hidden beneath Earth’s surface are caverns and pathways that hold the secrets of our planet’s very beginnings. Even after decades of exploration, there are ...

(via MinuteEarth) Krubera Cave, one of our planet’s deepest known caves, extends 2200 meters into the earth – that’s a depth of nearly six Empire State Buildings. Or at least, that's as far down as ...

Imagine entering a cave and not realizing that beneath your feet lies a bottomless pit that could plunge you to great depths. Such was the Veryovkina Cave, the deepest-known cave on Earth, in the ...

From zip-lining over the forest to hiking scenic trails and exploring deep caves, there are plenty of exciting ways to discover this scenic corner of Ohio. Ohio's Hocking Hills is teeming with ...

Cathedral Caverns State Park is one of Alabama’s most impressive wonders. It’s tucked away in the northeast region of the ...

Leah PelletierLocal Journalism Initiative ReporterRocky Mountain Outlook CROWSNEST PASS — Deep underground, with only the yellow hue of a headlamp illuminating the murky walls of the Yorkshire Pot ...

Chinese astronauts, known as taikonauts, were sent into a large limestone cave system in a remote area of China.

When Aidan Ward answered his phone from a clearing off the side of a road in southern New Mexico, he was exactly where he wanted to be: helping a geologist friend with cave research at Carlsbad ...