The U.S. Navy’s plan to field 16 Boeing Orca extra-large unmanned undersea vehicles, designed to lay mines and track targets ...

The U.S. Navy designed the Boeing Orca to do something no crewed submarine can safely do on a routine basis: travel thousands ...

An orca started a fad in the summer of 1987 when it killed a salmon and returned to the surface with the dead fish draped on top of its head. For a few pods of killer whales in the Puget Sound area of ...

A kayaker paddled for his life, while an orca stalked him into shallow waters at Bahía Rosas, Golfo San Matías, in Argentina.

He’s back! The familiar killer whale “Old Thom” has returned to the waters off the Cape, as local fishermen spotted the ...

A stunning wildlife moment was caught on camera. It's the jaw-dropping image of jaws going from predator to prey as an orca takes down a great white shark. The video is of Sophia - a 60-year-old ...

After stranding on a Florida beach, an orca’s odyssey to the museum will offer rich research opportunities Emma Saaty Orcinus orca, also known as the “killer whale,” is the ocean’s top predator.