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 longest known underwater cave in the world is even longer than we thought. As of the start of this year, cave divers have mapped 524 kilometers (325.6 miles) of a subterranean water 'web' near ...

Scientists have discovered the world’s largest spider web in an underwater cave on the border of Greece and Albania. The web spans a surface area of 1,076.4 square feet along the wall of Sulfur Cave ...

Archaeologists discovered 8,000-year-old human remains in an underwater cenote cave in Mexico’s Yucatán Peninsula.

An 8,000-year-old skeleton discovered deep within a flooded cave system on Mexico's Caribbean coast is shedding new light on the prehistoric inhabitants of the Yucatán Peninsula. The remains, found by ...

The web houses a colony of approximately 110,000 spiders from two different species Scientists have discovered the world’s largest spider web in an underwater cave on the border of Greece and Albania.