The granddaddy of the U.S. Coast Guard fleet arrived this month at McMurdo Sound, in Antarctica, to clear channels for supply ships.

A 10-year-old polar bear named Nora has arrived at Henry Vilas Zoo after a cross-country journey from Oregon state.

Hollow hairs are a key survival tool for Arctic animals, which have evolved to grow extraordinary weather-proof coats.

Watch a polar bear enjoying downtime on a sandbar, showcasing its natural behavior in the Arctic habitat. This footage highlights the majestic and relaxed side of one of the world’s most iconic ...

The Henry Vilas Zoo has welcomed its third polar bear, a 10-year-old female named Nora who arrived from the Portland Zoo to ...

MADISON (WKOW) -- Henry Vilas Zoo welcomed its newest resident on Thursday.

Greenland’s remote eastern fjords are a place of elemental beauty, where glaciers carve through the land, musk oxen roam ...

Scott and Lisa Black hosted their 11th annual New Year's dunk Thursday, with the addition of a polar bear flag outside their ...

Welcome to the 17th Annual Pottstown Polar Bear Plunge, a tradition steeped in fun, fashion, and temporary insanity. It’s that time of year when dozens, in this case more than 60 people, in various ...

STONEBORO — Scott and Lisa Black hosted their 11th annual New Year’s dunk Thursday, with the addition of a polar bear flag ...

The world’s polar bear population is projected to decline by two-thirds by 2050. A new study from the University of East Anglia suggests that polar bears are undergoing rapid genetic changes, and ...

Polar bears are particularly vulnerable to climate change, as they rely on sea ice to hunt seals. A new study analyzed a small subpopulation of polar bears in southeastern Greenland and found small ...