It’s really, really cold again – as the US shivers through at least the eighth blast of air from the Arctic this winter. Here ...

The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a normal pattern that is stronger in the winter and keeps some of the coldest ...

BISMARCK, N.D. — Harsh cold descended on the nation’s midsection Monday as a polar vortex gripped the Rockies and Northern Plains on the heels of weekend storms that pummeled the Eastern U.S ...

The polar dance that caused snow to fall across the South in January has been studied for decades, but scientists still hope ...

More than 95 million people in the U.S. are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, closing schools, bursting pipes and forcing communities to ...

This experiment showed that the ice adhesion of unwashed polar bear fur is exceptionally low. While the often-accepted ...

America is bracing for a brutal Arctic blast with dangerously low temperatures as a massive polar vortex smashes the country. Chicago alone could face -20 to -30-degree temperatures next week in ...

after a winter storm on Sunday. (Kristopher Radder/The Brattleboro Reformer via AP) The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It ...

After hours: February 19 at 5:01:06 PM EST Loading Chart for POLA ...

NSIDC's Polar Stereographic Projection was originally designed to be optimal for sea ice applications, though it is now used for many other products. Northern Hemisphere (left) and Southern Hemisphere ...