What you need to know: China has no plans or ability to conquer Greenland, analysts say. But it does have wide-ranging ambitions to expand its presence across the Arctic region. In President Donald ...

Municipalities across the Prairies and Eastern Canada are bracing for large amounts of snow amid a polar vortex and wintry ...

The National Weather Service is warning people to remain vigilant because this ice storm is not over yet. Here's the latest ...

Environment and Climate Change Canada has issued a yellow snowfall warning for the Montreal area Sunday, as thousands are ...

Behind the historic winter storm that blasted 40 states this weekend, a dome of Arctic air associated with the polar vortex will bring days of life-threatening temperatures to much of the country, ...

The history of ancient Greece teaches us that the lasting formula for maintaining and sustaining global power over time is ...

Polar research icebreakers Xuelong 2 and Xuelong traverse sea ice during the 42nd Antarctic expedition on Dec 5. The two vessels arrived at the designated operation area that day and jointly conducted ...

A massive winter storm on Saturday dumped snow and freezing rain on New Mexico and Texas as it swept across the United States ...

Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

The atmosphere is a complicated place. Warm temperatures in one spot can contribute to brutally cold storms somewhere else.

Americans stripped supermarket shelves Friday ahead of potentially "catastrophic" winter weather that threatened at least 160 ...

The storm is expected to span almost 1,500 miles (2,400 kilometers), bringing heavy snow, crippling ice and subzero wind ...