Orcas, or killer whales, are deadly and beautiful apex predators. Here's when a top economist says the US will see the most ...

Killer whales, also known as orcas, are easily recognized by their stunning black and white appearance. These huge animals ...

Kayleigh Nicole Grant, a pro ocean diver, detailed a very close encounter with orca whales, deeming it "some of the best 30 ...

A rare encounter was caught on camera off the Big Island when two massive killer whales — also known as orcas — swam right up ...

The debate over the ocean’s greatest predator often pits the orca against the great white shark, with many siding with the ...