Every winter, millions of people brace for news about the polar vortex - that vast, spinning mass of frigid Arctic air high ...

As Canadians, we are very familiar with the term ‘polar vortex.’ We are also familiar with its effects on Canadian weather when it ‘acts up.’ While the polar vortex is a year-round phenomenon, we tend ...

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Atmospheric scientists were surprised earlier this month to notice that the Arctic's polar vortex reversed its trajectory as it began spinning in the opposite direction. What's more: It has yet to ...

Earlier this month, a sudden atmospheric warming event caused the Arctic's polar vortex to reverse its trajectory. The swirling ring of cold air is now spinning in the wrong direction, which has ...

(CNN) — For months, a gargantuan iceberg has been slowly spinning in one spot in the Southern Ocean — and it could continue to stay trapped in this vortex for quite some time, experts say. As the ...