Birds are most often found soaring through the air, perching on tree branches, or shuffling on the ground. Discover 11 types ...

In 2005, a group of friends decided to explore a hidden cave near Provo, Utah. The cave entrance led to a narrow flooded tunnel only about three meters long, which explorers had to swim through while ...

The investigative minds at How to Survive warn about the hidden currents and underwater hazards that make certain beaches and ...

Cold Great Lakes waters have preserved thousands of shipwrecks. See haunting underwater photos revealing the eerie wrecks ...

From playful and delicate marine life to dramatic encounters with powerful predators, these winning photos capture remarkable ...

More than 7,900 entries were submitted to the competition, with stunning images featuring seal pups, a sunken ship, shrimp and sharks.

A charming image of two southern elephant seal pups in a Falklands rock pool has earned Australian photographer Matty Smith ...

Discover Florida’s only living barrier reef at Dry Tortugas National Park, where crystal-clear waters let you snorkel among tropical fish, sea turtles, and coral reefs.

Divers in Florida are exploring an underwater mermaid reef near Palm Beach where sculptures double as artificial reefs that ...

Beginning Oct. 1, Marines will qualify under five water survival levels: Basic, Novice, Competent, Proficient and Advanced.

Not all the ships sunk during WWII were forgotten; some gained a second life as iconic dive destinations, including this ship that sank off the Egyptian coast.