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

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 ...

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

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

The Dragon Bravo Fire has exploded to over 105,000 acres, making it the largest wildfire in the United States so far this ...

As of Aug. 1, 1,189 personnel are working to contain the fire, which is being fueled by mixed conifer, aspen regeneration and ...

Two wildfires burning in the western United States — including one that has become a “megafire” on the North Rim of the Grand Canyon — are so hot that they are spurring the formation of “fire clouds” ...

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

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.