A diver, who was freediving with orcas, narrowly avoided being hit by the humpback’s tail in Norway.

The diver made an extraordinary effort to watch the breathtaking sight brimming with life above and below the Norwegian Sea.

According to the Clearwater Marine Aquarium, an orca was spotted off the coast of Kitty Hawk, North Carolina, on March 15.

She's captured hundreds of hours of orca recordings. This summer, she's listening to the orcas of Norway's Lofoten Islands, beloved by the creatures for its healthy populations of herring and ...

Norwegian Orca Survey (Andenes, Norway). We worked together over several winter seasons to deploy innovative camera/data-logging tags. Eventually, several tags deployed successfully in November ...

This story appears in the July 2015 issue of National Geographic magazine. There are no orcas to speak of in Western literature. Although they look like mythic creatures, with their sleek bodies ...

Keiko was the 15-year-old orca that played Willy in the movie. He became the first captive orca ever to return to the wild. In 1977, Keiko was born in the waters of Iceland. When ...

In 1969, a four-year-old baby orca was separated from her family off the coast of British Columbia and sold into captivity. For the past 50 years, she’s lived in an “oceanarium” and ...