Last week's marathon winter storm was the result of a big dip in the jet stream. Here's why, and how we use the location of the jet stream to forecast.
The polar jet stream circles the northern hemisphere, swirling up to nine miles above our heads like a curvy, ethereal crown on the planet. This band of strong wind separates cold air from the ...
The last time the Gulf Stream went on holiday during the Ice Age, North America and northern Europe went under about a mile ...
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