Orcas made a spectacular showing this summer near British Columbia in Canada. And, lucky for us land-dwellers, many of those underwater moments were caught on camera. Explore.org's network of live ...

Orcas are some of the ocean's most enigmatic and playful creatures, and they're not as elusive as you might think. Here's ...

ALERT BAY, British Columbia — You’re floating in the ocean when a massive killer whale approaches and gently releases a piece of prey right in front of you, then waits to see what you’ll do. It might ...

Orcas can live nearly a century in the wild. They rule the oceans but are curious animals, especially when it comes to humans. This inquisitive nature doesn’t always serve them well, particularly when ...

SEATTLE – Wild orcas on more than 30 occasions in four oceans have attempted to share their prey with people, potentially to develop relationships with humans, researchers have found. In each of the ...

SEATTLE — The endangered killer whales of the Pacific Northwest live very different lives from orcas in captivity. They swim up to 100 miles (161 kilometers) a day in pursuit of salmon, instead of ...

Wild orcas occasionally approach humans and offer us food, according to a new study — but scientists aren't sure why. Researchers have documented dozens of cases of orcas (Orcinus orca), also known as ...

Newborn pilot whales have been spotted mysteriously swimming among pods of orcas. Scientists are trying to puzzle out how the pilot whale calves got there and what happened to them.

Killer whales are among the ocean’s most powerful predators. They can prey on stingrays, seals, porpoises, and even massive baleen whales. They are also known for disrupting great white sharks and ...

Why do killer whales (orcas) in captivity kill humans, whereas this doesn't happen in the wild? Federal hearings on the safety of keeping killer whales in captivity began this week, convened by the ...