Battle for the Arctic Circle does a commendable job presenting the systems of Axis & Allies in a way that will be far more ...

Greenland lies north and south of the Arctic Circle and about 500 miles from the North Pole—a position that makes it a key ...

The once-and-future President Trump’s repeated reference to absorbing Canada into the United States and somehow acquiring ...

New research reveals the Arctic is changing fast as permafrost regions are warming, forests are stressed, and flooding is ...

Another Arctic blast has been forecast to bring frigid air to a large section of the United States later in January.

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

TEMPLE, Texas — An Arctic blast may cause hazardous driving conditions across Texas this week. Ahead of the expected winter ...

A forecast map from the National Weather Service (NWS) Climate Prediction Center warns that much of the central, eastern, and southern U.S. could be hit by another wave frigid Arctic air later ...

Large scale observational networks are necessary for understanding the impact of a warming climate in the Arctic, but ...

A potent surge of Arctic air starts settling in Monday evening ... you can see a sliver of the polar vortex — the light gray and white in the map below — funneling south Sunday morning.

Toasty isn't exactly how you will describe the bone-numbing coming days. "Multiple waves of arctic air continue to gather over northern Canada with eyes for the central and eastern United States ...