Add Yahoo as a preferred source to see more of our stories on Google. WASHINGTON (AP) — Nearly every type of wild weather hit some part of the United States on Monday as the normal changing seasons ...

A new study challenges the idea that climate change is behind the erratic wintertime behavior of the polar jet stream, the massive current of Arctic air that regulates weather for much of the Northern ...

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WASHINGTON (AP) — Nearly every type of wild weather hit some part of the United States on Monday as the normal changing seasons clash of cold and warm air collided with a jet stream gone crazy and a ...

Dartmouth researchers used machine learning and long-term climate records to construct a timeline of jet-stream variability since 1901. Nearly all prior studies of the jet stream focus on the period ...