Discover the amazing properties of polar bear fur that repel ice and prevent ice buildup. Learn how their specialized hair ...

Millions of people across the U.S. will experience subzero or below-average temperatures in the coming days as a polar vortex coming ... and Upper Midwest will bear the brunt of these extreme ...

Arctic winds from a powerful polar vortex are sweeping across several ... According to the Windy weather map, temperatures are currently freezing or below in most of the United States, with ...

The great white polar bear is the youngest and largest of the world's bear species — a mighty hunter and fierce defender of its young that's among the world's most vulnerable animals. Two-thirds of ...