A fire near the Grand Canyon National Park in Arizona has grown more than 20 times in size in 24 hours as an intensifying ...

Strong winds and hot, dry weather continue to fuel two separate wildfires near the northwestern side of the Grand Canyon ...

The Michigan Department of Environment, Great Lakes, and Energy issued southeast Michigan's sixth air quality advisory of the ...

Much of the Upper Midwest on Saturday was dealing with swaths of unhealthy air due to drifting smoke from Canadian wildfires.

Visitors and staff at two national parks in the U.S. West have been evacuted because of wildfires. Officials at Black Canyon ...

A haze visible in parts of the Sacramento Valley is from multiple wildfires burning in Northern California. A north wind is ...

Wildfires raging near the Grand Canyon's North Rim have prompted evacuations, air quality concerns and the closure of the ...

GATEWAY, Colo. — People have been ordered to evacuate near Gateway in western Colorado due to two wildfires burning in the ...

Hundreds of visitors and residents were evacuated from the North Rim of Grand Canyon National Park this week as two wildfires ...

Researchers at the University of Colorado Boulder found that wildfires in Colorado and throughout the western United States ...

New mapping shows the Green Mountain Fire, burning six miles south of Ovando, has scorched 18 acres, but officials say it's ...

Nearly 400 firefighters are working to protect homes and infrastructure along the highway corridor between Nenana and ...