The largest Arizona wildfires have burned half a million acres. The Drago Bravo Fire at the Grand Canyon North Rim just made ...

Videos circulating on social media Thursday show the fire generating massive pyrocumulus clouds — also known as pyroclouds or ...

Two wildfires burning in the western United States are so hot that they’re spurring the formation of “fire clouds” that can ...

The Dragon Bravo Fire has chewed up 105,415 acres — about four times the area of Tempe — making it the 10th largest wildfire ...

The Dragon Bravo Fire has become the largest fire now burning in the continental U.S. and one of the top 10 largest in ...

Wildfires burning in Canada and the western United States is sending plumes of smoke into the air, which is moving through ...

In its history, Arizona has battled major wildfires that have scorched large swaths of land, and now new ones are climbing up ...

Towering ‘fire clouds’ are turning wildfires into their own weather systems, making an already brutal battle even harder for crews on the ground.

The Dragon Bravo Fire has grown to nearly 112,000 acres and is now the 10th largest wildfire in Arizona history. Crews have gained 8% containment on the blaze.

The wind-whipped wildfire in Arizona and another in Utah are so hot that they’re spurring the formation of “fire clouds” that can create their own erratic weather systems.