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 ...

Director Ron Howard breaks down a cave diving scene from new film 'Thirteen Lives' starring Colin Farrell, Viggo Mortensen ...

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 ...

Brett Hemphill, a record-setting cave diver from Florida, died in Texas while exploring one of the deepest underwater cave systems in the U.S., according to a Facebook post from Karst Underwater ...

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 ...

The eastern Yucatán Peninsula study region is pierced by vast interconnected flooded tunnels, that function as underground rivers. The groundwater is the only source of potable water for the whole ...

Mexico is one of the best countries in the world for scuba diving. Its coastline boasts the Mesoamerican Barrier Reef, the largest barrier reef in the Western Hemisphere (and the second largest in the ...

Twin Caves, about 5 miles northeast of Marianna, is a popular diving destination at the bottom of Merritt’s Mill Pond, according to Caveatlas.com. Oliver J Albrecht YouTube video screengrab One scuba ...

A well-known record-setting cave diver with decades of experience died in Texas while exploring one of the deepest underwater cave systems in the nation. Brett Hemphill, 56, was on an expedition in ...