Water, salt, and heat all get mixed within eddies with important climate consequences, but the boundary of an eddy is hard to ...

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States.

There is a moment each year when the Arctic stops reflecting light and starts holding it. It does not announce itself. Satellites notice first. Then, researchers begin to compare notes. By late summer ...

A severe winter storm that brought crippling freezing rain, sleet and snow to a large part of the U.S. in late January 2026 left a mess in states from New Mexico to New England. Hundreds of thousands ...

A severe winter storm that brought freezing rain, sleet and snow to a large part of the U.S. was intensified by the polar ...