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?

If you’ve ever wanted to know what that red liquid that’s dropped from firefighting aircraft is, then we’ve got the answer!

It’s widely used because it can slow flames in ways that water can’t. But it also contains heavy metals and other harmful ...

The US Environmental Protection Agency is failing to protect the public from a dangerous flame retardant — decabromodiphenyl ... as recycling that allows the chemical to continue to spread ...

An air tanker took several passes over a smoldering hillside in Los Angeles County on Friday afternoon and dropped red fire ...

The paper, led by a Boston College researcher, in the New England Journal of Medicine calls for a sweeping overhaul of ...

Although extremely flammable, cotton is one of the most commonly used textiles due to its comfort and breathable nature.

Helicopters and aerial crew continue to combat the Palisades Fire with water and flame retardant drops in Encino and Mandeville Canyon neighborhoods of Los Angeles on Jan. 11.

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