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 multiple wildfires ravage the Los Angeles area, leaving behind a trail of destruction, killing at least 24 people and destroying thousands of structures, officials and firefighters are working ...

Some have taken to the skies, with planes dropping entire tankfuls of bright pink and red ... but the powder being dropped by planes is actually fire retardant, containing a mixture of water, ...

during the Boyles Fire in September.Credit...Justin Sullivan/Getty Images The United States Forest Service said on Thursday that nine large retardant-spraying planes, as well as 20 water-dropping ...

Sound up! Here's what it's like to be in the cockpit of a California National Guard MAFFS C-130J over the Hughes Fire. You ...

A dramatic video takes viewers inside the cockpit of a California Air National Guard plane being used to ... low-flying C-130J Super Hercules dropping fire retardant as the flames were raging ...

A wildfire broke out and threatened homes in Rancho Bernardo, a community in northern San Diego, California, on Wednesday morning, January 22, before its forward progress was halted with help from ...

The National Guard has released footage from inside the cockpit of a firefighting plane dropping retardant on the Hughes Fire in California on Wednesday,2.The National Guard said the C-130J Super ...

Air tankers are dropping thousands of gallons of red flame retardant in the hills around ... he says — who guide massive planes through low-altitude drops over challenging terrain.