The professional shark diver broke down her survival tactic used when swimming alongside great white sharks without a cage in ...

It’s “Shark Week,” so we asked the pros how they approach a day at the beach — even though shark bites are rare.

Favignana, off the west coast of Sicily, is known for its stone quarries, clear waters and fabled fish. A writer explores by ...

Magellanic penguins finding their way back to their nests from the open ocean subtly adjust their headings to exploit tidal ...

Vibrio bacteria thrive at popular bathing sites like the Baltic Sea. Vibriosis is caused by Vibrio bacteria, which live naturally in brackish, warm, low-salinity coastal waters Typical European ...

After missing her third shot at the Olympics, Becca Mann completed a record-breaking 21-hour swim between three Hawaiian ...

The Ocean Festival, which continues Sunday, started in 1976 when Sheridan Byerly, a Marine Safety Captain for San Clemente ...

At Caltech, researchers have turned living jellyfish into low-cost, remotely controlled ocean robots — creating real-life ...

A woman tragically died during a medical emergency while swimming in the ocean off the coast of North Carolina.

Here’s where the hottest ocean temperatures in Georgia are as of Monday, June 23 and what water temperature is considered ...

One determined athlete is opening up about the strange — and sometimes scary — side effects she endured after swimming 40 miles for 21 hours straight. “When I was getting towards the end, I was ...