An atmospheric river is bringing multiple rounds of heavy rainfall across the Midwestern and Southern U.S. this week.

Bands of heavy rainfall over the central U.S. will affect nearly 46 million people. At least 13 million of them will be in an ...

A rare atmospheric river is hitting a large portion of the Midwestern and Southern U.S. this week, causing significant floods.

Political tensions, especially over tariffs, are threatening the future of the largest freshwater ecosystem on Earth.

The Echimamish River – meaning "water that flows both ways" in the Indigenous language Cree – in the Canadian wilderness is ...

A tornado outbreak is expected Wednesday and Wednesday night from parts of the lower Mississippi Valley into the mid-South ...

Rivers join downstream, flow downhill, and eventually meet an ocean or terminal lake: These are fundamental rules of how ...