Unseen mountains, valleys, lakes, and rivers lie under Antarctica’s mile-thick ice sheet. Changes to those hidden rivers ...

An ice jam occurs when river ice breaks up, moves downstream and clumps together - resulting in the water flow being blocked. They're most likely to occur near river bends, points where the river ...

Recent warmth and daylong rain on Monday melted snow and ice, causing rivers to rise and frozen chunks to back up in places.

A warm weekend coupled with rainfall late Sunday may lead to flooding today along some area rivers. The National Weather ...

Scientists have unveiled rapid fluctuations in river water temperature across the United States (US) with rivers controlled by dams showing more frequent and volatile thermal changes.

Canadian officials announced that negotiations with the United States to update the Columbia River Treaty are on hold — ...