Hidden beneath the surface, a pristine underwater cave can preserve traces of vanished worlds with a clarity that dry land rarely matches. In the still water and sealed chambers, sediments, bones, and ...

Divers in Mexico's Yucatan Peninsula say they have discovered the world's largest underwater cave. Underwater archaeologists discovered last week that the cave system known as Sac Actun, located near ...

The Hranicka Abyss is at least 1,325 feet deep, and likely goes down further. — -- A team of explorers believe they have discovered the deepest known underwater cavern the world in eastern Czech ...

A cave diver known for his record-breaking dives and contributions to scientific research has died during an underwater expedition. Divers recovered the body of Brett Hemphill, the 56-year-old ...

Underwater caves off the coast of Sicily offer new clues about the island’s first human inhabitants. They may have arrived by sea, not by land, as previously assumed. Sicily is one of the earliest ...

Cave diving combines the thrill of scuba diving and with the excitement of exploring a cave; it’s a challenging activity even for experienced explorers. At these four sites — some of the most popular ...

A prehistoric human skeleton was discovered in an underwater cave in Mexico that was flooded at the end of the last Ice Age, an archaeologist said Tuesday. Octavio Del Rio, a cave-diving archaeologist ...

A prehistoric human skeleton has been found in a cave system that was flooded at the end of the last ice age 8,000 years ago, according to a cave-diving archaeologist on Mexico's Caribbean coast.

A body discovered in the depths of an underwater cave in Southern California may be that of a scuba diver who vanished two years ago, officials announced Monday. The Santa Barbara County Sheriff’s ...

A 50-year-old Florida man is dead after cave diving in Weeki Wachee Springs State Park this weekend, officials said. Davin Brannon, 53, of Dover, was diving in the Eagle's Nest cave around noon ...