You've likely heard the term "polar vortex" virtually every winter since it first entered into popular culture during a bitterly cold January a decade ago. The polar vortex is a whirling cone of low ...

January usually brings the coldest air of the season to much of the country, and this year has seen its fair share. “The polar vortex is a core of extremely cold air that typically remains near the ...

The record-breaking warming in the Antarctic stratosphere in the month of July disrupted the polar vortex and affected global weather patterns. This event was a little different from the frequent ...