A giant colonial spiderweb in a sulfuric cave on the border between Greece and Albania may be the largest ever found — and it ...

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 ...

In training for exploration of the final frontier, astronauts have made a contribution to our understanding of life here on Earth. Over the past few years, astronauts from multiple countries have ...

Brett Hemphill, a record-setting cave diver based in Florida, died in Texas while exploring one of the deepest underwater cave systems in the U.S., authorities said. He was 56. Hemphill was exploring ...

Fifty-two fossils of gigantic pandas found in China’s Shuanghe Cave, the longest cave in Asia, reveal the species’ evolution.

It is not every day that astronauts can claim to return to Earth with a new species of life. But when the astronauts on ESA’s CAVES underground training course returned to the surface they were ...

After hiking deep into the woods, explorers returned to the cave they called The Staircase to Hell — a sheer vertical drop ...

Correction: A previous version of this article referred to the non-profit organization Karst Underwater Research as "Karst Underground Research" in one instance. This has been corrected. A group of ...

Jordan Moller, a local artist who spends his professional life "digging holes" is turning his academic rigor on the ...

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 ...