Hearing from the Dolphin

Follow researchers as they study the orca that live off the coast of Western Australia. Learn more about one of nature's most intelligent predators -...

From the banks of the Bahamas to the seas of Argentina, we go underwater to meet dolphins. Two scientists who study dolphin communication and...

Shot on the Great Barrier Reef in Australia and in the Bahamas, Ocean Wonderland brings to you the amazing beauty of the many varieties of coral and...

Research is underway at Virginia Commonwealth University to uncover the secrets of a charismatic, endangered species, the Atlantic sturgeon. This...

As well as providing the subject for Luc Besson’s The Big Blue, Jacques Mayol did more than anyone to establish the sport of free diving to...

Whether it's the biggest great white, the most photographed tiger shark, or the shark known for jumping 100 feet up out of the water, we're diving...

Three great whites are spotted in the waters off Oahu, but another one could be lurking just below the surface.

Supported by the National Geographic Society, the world's eminent blue whale scientists embark on a revolutionary mission: They'll find, identify,...

In the deep waters of Mexico's Gulf of California, large and ravenous predators are congregating and local fishermen fear them more than sharks.

Emmy award-winning filmmaker and marine biologist Rick Rosenthal teams up with science fiction writer Chris Carter on an investigative journey to...