A dramatic shift is unfolding in the Arctic Ocean, where killer whales (orcas)—once blocked by thick ice—are now establishing year-round populations. As climate change melts polar ice, new hunting ...

Scientists counting marine mammals off Alaska's Arctic Ocean coast spotted two large groups of killer whales last month, but orca experts are not ready to say the species has increased its numbers in ...

The plight of a pod of killer whales that got trapped by ice in a mostly frozen Canadian bay this week was a “good example of what climate change can do” in the Arctic, a researcher said Friday. The ...

Two orcas harpooned in front of a group of whale watchers puts a spotlight on St. Vincent's controversial whaling practice.

Drones flying along the coast of Norway captured footage of orcas hunting using a “highly coordinated” strategy involving the division of labor. Photo from Mike Doherty, UnSplash While studying orcas ...

The Arctic can feel like a far-off place, disconnected from daily life if you aren’t one of the 4 million people who live there. Yet, the changes underway in the Arctic as temperatures rise can ...

One of the U.S.’s longest standing pieces of environmental legislation, credited with helping save rare whales from ...