As fire crews and air tankers work to block the wildfires' explosive growth, images of red clouds of fire retardant falling onto trees are common. What is it — and what's in it?

As fire crews and air tankers work to block the wildfires' explosive growth, images of red clouds of fire retardant falling ...

Chek, a red fire retardant that prevents fire spread by creating a protective barrier on plants, are being used by ...

During a fourth straight day of devastating blazes in Los Angeles County, firefighters battled fires from the ground and the air on Friday.

Farmed trees can't be guaranteed to be free of pesticides. (Dave Michuda/Unsplash) "What's more, there is no easy way for consumers to tell if Christmas trees have been treated with flame retardant – ...

The fight from above is critical in giving firefighters a chance to get some semblance of control over the fires, said one ...

Stunning images emerging from areas affected by the particularly destructive Palisades Fire and Eaton Fire show the early extent of the damage, primarily in the affluent Los Angeles neighborhood ...

The fire which ignited Thursday afternoon is spreading in the West Hills area. At least 10 people are believed to be dead -- with the LA County sheriff saying he expects that number to rise -- as ...

A bush fire has spread at least 2,921 acres in Los Angeles and forced the evacuation of thousands of people on Tuesday as the flames were fueled by a severe wind storm pummeling Southern California.

Brazil has an “extensive and well-studied presence of populations of the insect that are highly resistant to the most widely used chemical products,” the specialist elaborated. Conicet ...

By Jackie Strause Managing Editor, East Coast The sixth blaze, the Sunset Fire, broke out Wednesday night in Los Angeles, endangering iconic landmark the Hollywood Bowl. Flames broke out in Runyon ...

The Eaton Fire burns in Altadena, Calif. (Ethan Swope/AP) The deadly fires roaring through Los Angeles County continued Thursday, leaving at least five people dead, over 1,000 structures destroyed ...