The polar vortex's icy grip on much of America has Arctic Greenland seeming like a toasty vacation spot by comparison.

More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, ...

The polar vortex hit much of America, making temperatures in North Dakota colder than on Mars. Despite this, a 90-degree warmup is forecasted for next week. This unusual weather pattern is linked to ...

A lobe of the polar vortex, a ring of freezing air typically ... The most dramatic weather whiplash is forecast to occur near Minot, North Dakota, where low temperatures in the minus-30s this ...

BISMARCK, N.D. (AP) — More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures ... Orrison said. But North Dakota already felt more like the North ...

After almost three consecutive weeks of below-zero temperatures, North Dakota is now seeing "unseasonably warm weather," ...

The polar vortex — which normally traps frigid air ... On Tuesday, Bismarck, North Dakota, set a record low of minus 39 degrees (both Fahrenheit and Celsius). On Monday, Bismarck had a high ...

WASHINGTON — The polar vortex hit its peak across much ... Even Mars has been warmer than North Dakota this week. But there's hope. Some of the coldest parts of the United States are forecast ...