Teen entrepreneurs in Mountain View created a fire retardant used in the Pickett Fire, and wildfires in Southern California.

Over 1,000 acres were charred on the first day of a fire that ignited in California's Napa Valley. The Pickett Fire, which erupted Aug. 21 in rugged terrain about a mile northeast of Calistoga, ...

Visitors to Napa Valley vary widely. Some hop over nearly every weekend from nearby San Francisco, some arrive for a ...