An expert at the Scripps Institution of Oceanography explains the weather phenomenon that can wreak havoc across California.

Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, ...

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another ...

Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.

Another atmospheric river storm is barreling toward the Bay Area this week, bringing “excessive rainfall” that could lead to ...

Aquaria, a water technology company, has developed machines that can produce water from air using the same science that ...

The weather phenomena are common for California winters, but they could cause dangerous debris flows or mudslides in recently ...