As human activity grows in the Arctic, underwater noise is spreading through icy waters, disrupting how many animals ...

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

The bears began feeding on alternative food sources, researchers found.

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

Instead of growing leaner like polar bears in other parts of the Arctic, those in Svalbard have gained body fat. Read more at ...

The Arctic is experiencing a steady rise in human-generated underwater noise as melting ice and increasing activity open the ...

Beluga whales can disappear beneath Arctic sea ice for long stretches, which makes them far tougher to follow than many other whale species. That is why researchers have increasingly turned to ...

Brookfield Zoo, which has cared for generations of polar bears, hopes to offer guidelines for an area where mothers den at ...

The finding offers a small window of hope for a polar bear population vulnerable to the effects of climate change.

Every year, gray whales embark on one of nature’s most epic migration journeys. Here’s what we know about it, according to ...

Shortly after her arrival last fall, Amelia Gray met Hudson, and the pair hit it off immediately. They touched their noses ...