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

The earlier 2018 study was called “ARkStorm,” nodding to Noah’s biblical flood and atmospheric rivers generally. The report ...

Nestled in the Sierra Nevada mountains, the UC Berkeley Central Sierra Snow Lab, or CSSL, has been a vital research field station specializing in snow physics, snow hydrology, meteorology, climatology ...

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A regional jet carrying 64 people collided with an Army Black Hawk helicopter carrying three soldiers. Here's what we know about the incident so far.

A major atmospheric river storm is barreling toward California, raising the specter of damaging landslides and flooding ...

Severe Weather Awareness Week usually precedes the severe weather. Not this year. The earliest tornado in Minnesota history was confirmed near Princeton and Zimmerman on March 6. Another was ...

Investigators have recovered most of the airplane and helicopter from the Potomac River, but continued searching for objects ...

The U.S. EPA is suing EES Coke Battery for Clean Air Act violations. The state found more violations in November. Now EES ...

In images shared by the NTSB, the crumpled metal that was once a working military helicopter can be seen being lifted from ...

Officials from the National Transportation Safety Board and Federal Aviation Administration spoke to the bipartisan Senate ...