MIchigan's air quality will be unhealthy for some groups Saturday. Check the air quality index map to see if it's good or bad ...

A massive wildfire scored 52,593 acres in the southeastern corner of San Luis Obispo County by Thursday evening, forcing the ...

California's Madre Fire sparked in the late evening of July 3 but has since grown to the largest in the state this year by ...

On Thursday afternoon, a fast-moving wildfire erupted near the 57 Freeway and Timber Canyon in Brea. Now named the Tonner ...

The U.S. has one of the world’s most advanced systems to monitor air pollutants. Can it keep up with a changing climate?

At the outset of the blaze, the San Luis Obispo Sheriff's Office estimated that some 500 acres were already burned at the scene, near the 10000 block of Highway 166 in the Los Padres National Forest.

Eyewitness video shows smoke rising from a fire in Idaho, where firefighters were shot at while responding to blaze. Video ...

A new wildfire, the Tyler fire, broke out in Riverside County and authorities have issued an evacuation order for Gaylord, ...

The Madre fire burning in San Luis Obispo County has grown to become the largest wildfire California has seen this year. It ...

The Department of Natural Resources and Environmental Control warns of air that is unsafe for sensitive groups on July 5.

A fast-moving vegetation fire burned has 9,800 acres and forced evacuations near Highway 166 in the southeastern corner of ...