Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review ...

An exceptionally rare sighting of two orcas, also known as killer whales, has been confirmed in Cornish waters ...

In a baffling show of generosity, killer whales across the globe are giving fish to humans—and scientists are racing to ...

When researcher Jared Towers set up his cameras underwater to observe a pair of killer whales, he saw something strange.

You may have heard tales of killer whales and sea monsters in the past, but no such legend can hold up the amazing story of Porphyrios.

NewsCenter 5 spoke to some Massachusetts-based experts as well as local groups opposing the construction of wind turbines in Massachusetts, to hear their thoughts on Trump's comments.

While well-documented in the Northern Hemisphere and Antarctica, much less is known about killer whales (Orcinus orca) in ...