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

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

The Coconino County Sheriff's Office helped evacuate people from an area north of Jacob Lake and campers in the Kaibab ...

A 67-year-old Texas man died Tuesday at the Grand Canyon after abandoning an attempt to hike down to the Colorado River. He turned around and began ascending toward the rim before he was found, accord ...

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