A spate of dolphin attacks on swimmers in Japan’s Fukui Prefecture is being blamed on one bottlenose dolphin, who researchers believe may be particularly lonely, having been separated from a pod.

On Friday, Michael Phelps plans to swim for another gold medal at the Beijing Olympics. When he does, watch his feet in those underwater camera shots. He kicks like a dolphin at the start of his races ...

Authorities in Hawaii are referring 33 people to federal law enforcement after the group allegedly swam around and harassed a pod of wild dolphins. The incident took place in the waters surrounding ...

Something very special has recently happened off the coast of Northern California in Monterey Bay. A boat captain recently captured stunning footage of thousands of dolphins traveling together in a ...

Swimmers in Japan have been told to avoid dolphins after a spate of attacks by the animals. Officials have said that four swimmers have so far been injured by dolphins off Suishohama beach near Mihama ...

More than 30 swimmers have been accused of harassing dolphins in Honaunau Bay off the island of Hawaii on Sunday. The Hawaii Department of Land and Natural Resources’s Division of Conservation and ...

From Michael Phelps' 2008 world record to the mechanics behind elite movement in the water, this segment breaks down how body proportions, lung capacity, buoyancy and flexibility influence speed.

Dolphins are incredible swimmers. Some can reach speeds of 37 miles per hour! And sometimes they leap out of the water, called breaching, almost like they’re showing off their incredible strength and ...

Officials said the group pursued and harassed a pod of dolphins. Thirty-three swimmers are being accused of "pursuing, corralling, and harassing" a pod of dolphins in Hōnaunau Bay on Sunday, Hawaii's ...

The incident took place in the waters surrounding Hawaii's Big Island. Federal law prohibits swimmers from coming within 50 yards (45 meters) of spinner dolphins along the Hawaiian shoreline waters.