Eighteen months after having a cesarean birth, a "dinner plate-sized" surgical tool was found inside a woman's abdomen in ...

California snowpack numbers on April 1 provide critical information for water managers as Sierra snowpack historically peaks and begins melting, filling reservoirs.

California's entire coastline was at risk for dangerous conditions, prompting experts to advise people to stay out of the ...

Microplastics are in our water, air and seafood. It's been recently discovered to be in chewing gum, too. Here's what to know ...

The U.S. soldiers had been at the center of a recovery mission in Lithuania for nearly a week after their armored vehicle ...

The soldiers, part of the 1st Armored Brigade Combat Team, 3rd Infantry Division, were on a tactical training exercise when ...

UCLA researchers say California and other states aren't recycling enough water. They recommend reusing much more to ease ...

A new USC study reveals that sucralose, a popular artificial sweetener, may trick the brain by triggering hunger-related ...

The body of missing Los Angeles firefighter Connor J. Lees was recovered off the coast of Long Beach, California, months ...

Snow levels at this time of year help water managers determine how much water will be available through the dry season.

The Colorado River and Rio Grande — two significant transboundary rivers at the US-Mexico border — are experiencing historic ...