Also on this week's episode: tracking down a stellar explosion, climate apathy, arctic foxes are key in northern food web and ...

Polar bears, the iconic creatures of the Arctic, have a role that extends beyond their status as apex predators. They are ...

Arctic sea ice is disappearing fast, and scientists have turned to an unexpected cosmic clue—space dust—to uncover how ice ...

Polar bears are more than hunters as their leftovers feed many Arctic animals, forming a vital food web threatened by melting sea ice.

A new paper suggests that the Arctic's rapidly disappearing older ice plays a larger role in Arctic ecology than previously thought. A new paper suggests that the Arctic's rapidly disappearing older ...

Melting Arctic ice is revealing a hidden ecosystem where bacteria convert nitrogen gas into nutrients, fueling algae growth.

Tundra voles are among the small mammals Dr. Phil Manlick, with the U.S. Forest Service, studies to understand how warming is changing boreal and Arctic food webs. Tiny organisms are making big moves ...

What did the Arctic look like in the distant past? The answer carries significant implications for understanding how it will ...

A fishing ban against Arctic cod may forestall trouble for the bottom of the food web. Higher up, seals are already disappearing from lack of snow and ice The Arctic Ocean is so cold that only a ...