While much of the eastern U.S. has been frozen by rounds of Arctic air and snow, the West has experienced weeks of ...

A major change in the weather pattern over North America is ahead. While much of the eastern U.S. has been frozen by rounds of Arctic air and snow, the West has remained unseasonably warm, which has ...

Across the Northern Hemisphere, familiar seasons are starting to feel unfamiliar. Heat waves linger, cold snaps arrive out of sync, and storms stall over the same unlucky regions. At the heart of this ...