The Stoner Mesa Fire grew to 3,100 acres by Saturday evening, prompting the San Juan National Forest Dolores Ranger District to enact closures around the blaze and begin developing a structure protect ...

UPDATED with the latest: Firefighters are making progress in their battle against the Canyon Fire north of Los Angeles. The fire, which broke out Thursday afternoon near Lake Piru, is now 25% ...

A fast-moving fire that broke out Thursday afternoon north of Los Angeles is now 25% contained, but threatens a local high school.

The fine for a second offence has jumped from $150 to $75,000. And a third violation will cost offenders a whopping $150,000, with up to one year in jail if not paid.

HALSEY CANYON, Calif. (AP) — A brush fire in a mountainous area north of Los Angeles and close to popular recreation spot Lake Castaic ignited and quickly spread Thursday afternoon, forcing thousands ...

Stoner Mesa Fire ‘demonstrating extreme behavior’ Fire outside Rico leads to campground evacuations, containment not expected 'for some time’ ...

Waterborne polyurethane (WPU) is a highly flammable polymer that is unsuitable for use in fire-prone environments. To address this limitation, an innovative biomass-derived intrinsic flame retardant ...

Letter: Do weird fig trees have built-in fire retardant? Published 6 August 2025 From Carol Stevenson, London, UK I was fascinated by the report of fig trees that produce calcium oxalate, but the ...

CAL FIRE demonstrated how destructive the force of retardant drops could be and announced plans for a $12 million upgrade to its Ramona Air Attack Base.

A massive level of support from multiple agencies helped contain the Enoch Fire outside of Glade Park.

Crews have contained 40 percent of a 340-acre wildfire in Clearlake ― a blaze that began Sunday afternoon and temporarily triggered evacuations for almost 3,400 residents, according to fire ...

A Santa Rosa and San Jacinto Mountains National Monument exit sign was engulfed in smoke and flame retardant Monday, Aug. 4, 2025, amid the Rosa Fire.