Ice melt could be temporarily helping polar bears hunt more efficiently, but scientists say it may soon hinder populations.View on euronews ...

One of the most attractive critters at the zoo splashes through frigid waters: polar bears, the beauties of the Arctic Circle ...

A population of bears in Norway’s Arctic is confounding scientists’ expectations, getting fatter and healthier even as the sea ice melts rapidly.

In one of the most remote and harsh environments on Earth, three penguin species are telling a story that’s about much more ...

Antarctica looks like the set of a science fiction epic, a continent of jagged ice cliffs, neon auroras and endless white horizons. Yet by the strict standards scientists use, it is not just a frozen ...

Nate Heygi: This is Karyn Anderson. She’s a primate behavioral ecologist at the University of Toronto. She studies same-sex relationships in the animal kingdom. And she says, first off, there are ...

Here is a weekly look at recent images captured throughout the Alle-Kiski Valley. From major news events to routine gatherings, TribLive’s “Scenes from the Valley” photo package brings to life ...

Forget snow globes and fridge magnets. The new travel flex is getting your journal stamped at tourist spots. From Polar bears and fake countries to Japan’s train stations, here are 10 stamps worth cha ...

Learn how polar bears in the Arctic’s Barents Sea are maintaining healthy fat reserves despite sea ice loss in a warming ...

Seals favored by Svalbard bears are becoming easier to hunt as ice declines, a study found. But researchers say the situation may be temporary.

These polar bears appear to be maintaining their physical health despite the loss of sea ice—their preferred hunting grounds ...

“Svalbard (and the Barents Sea area) has experienced a much faster loss of sea ice than other areas having polar bears,” Aars ...