New research from scientists at UC San Diego's Scripps Institution of Oceanography finds that atmospheric rivers explain the majority of atypical El Niño Southern Oscillation (ENSO) years, such as ...

The water pressure of a river can cut deep into a riverbed. Sediments from the riverbed are carried downstream, creating a deep, narrow channel. This process, known as downcutting, represents the ...

Atmospheric rivers are massive plumes of moisture carried across the sky that can dump heavy rains or snow over land. Atmospheric rivers generally form in tropical regions, where warm temperatures can ...

SEATTLE — What's an atmospheric river? And how is it different from a bomb cyclone? And how is it related to a Pineapple Express? These questions are top of mind as an atmospheric river is impacting ...

BOGOTA, Colombia (AP) — Droughts have withered crops in Peru, fires have scorched the Amazon and hydroelectric dams in Ecuador have struggled to keep the lights on as rivers dry up. Scientists say the ...