The same amount of rain falling on the same landscape at different times can send very different amounts of water into its ...

See how U.S. rivers look when resized by water flow, revealing the dominance of the Mississippi and the surprisingly thin rivers of the West.

Atmospheric river storms have wreaked havoc on the West Coast, and are getting bigger. These scientists chase them in the sky to predict where they will strike. In January 2024, Anna Wilson was ...

A new map identifies the third of U.S. rivers most likely to sustain freshwater biodiversity, but almost none of those waterways are protected.

Atmospheric rivers—those long, narrow bands of water vapor in the sky that bring heavy rain and storms to the U.S. West Coast and many other regions—are shifting toward higher latitudes, and that's ...