An orca pod in the Pacific Ocean off the coast of Mexico has devised a cunning strategy to hunt and kill whale sharks — the world’s largest fish that can grow up to 18 meters (60 feet) in length — new ...

The orca is called the killer whale for a reason—and nothing demonstrates why quite like a recent scientific discovery about deadly encounters between orcas and young great white sharks. A pod of orca ...

When they're wearing salmon hats and terrorizing yachts, it's easy, perhaps, to forget that orcas are the most fearsome large predator lurking beneath the waves. Here comes a sobering reminder. A pod ...

As so-called “killer whales” have made news over the past few years for violent boat attacks in European waters, marine biologists have noticed a far sweeter behavior in Iceland’s frigid waves: the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An orca pod in the ...