Atmospheric rivers are responsible for most flooding on the West Coast of the U.S., but they also bring much-needed moisture ...

Storm-hunting planes chase atmospheric rivers through the sky from Japan to the US, revealing new insights into these powerful storms and how we can keep ourselves safe.

Melting snow from California's Sierra Nevada is filling reservoirs. But dry conditions have shrunk the flow of the Colorado ...

Related: Strengthening atmospheric river poised to bring significant rainfall to Northern California Live storm map: See where rain is hitting California and Bay Area By Saturday morning ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater ...

A study by UC San Diego researchers reveals that pollutants found in the sewage-laden Tijuana River are ending up in the air ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater ...

Overall hydropower generation in the U.S. is expected to rise 7.5% in 2025, which will also still keep overall hydropower ...

The Boca Juniors skipper is counting on his team’s supporters to make their voices heard at the FIFA Club World Cup.

The smoke has been brought south by jet stream winds and continues to filter through the skies across the southeast. This has ...

A female hotshot firefighter's inside look at battling the ever-hotter and more frequent wildfires in America's West ...

From coastlines to heartland, new research suggests the very geography of the United States could be dramatically altered by ...