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

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 ...

Despite their reputation as 'killer' whales, orcas are known to lend a helping fin by sharing their food with humans. A recent study recorded and analyzed 34 instances of prey-sharing by orcas ...

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 ...

Wild orcas are not known to attack humans, but that’s partly because most humans are sensible enough not to jump into the ...

Orcas, commonly known as “killer whales,” love liver — especially great white shark liver. Footage shot in Mexico by scientists shows how orcas are able to take chunks out of great whites’ fatty ...

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 ...

In the deep blue waters of the world’s oceans, some of the most intelligent and social creatures on Earth are engaging in behavior that challenges long-held assumptions about the divide between humans ...

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 ...