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 ...

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.

The 1978 cold case murder of California high school teacher Diane Peterson, who was stabbed to death, has been solved this year, officials confirmed.

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