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 new study, presented at the 17th International Congress of the Geological Society of Greece in May, found a "significant" amount of blue and transparent microplastics present in the Gourgouthakas ...

The park was founded by a former U.S. Navy diver who envisioned a unique underwater spectacle that would bring people from ...

Deep within a cave, 3 miles underground, scientists uncovered a perfectly preserved snake fossil. The discovery has experts baffled, revealing a new chapter in the history of ancient creatures.