The wildfire that destroyed the historic Grand Canyon Lodge​ earlier this month has expanded in recent days, fueled by hot, ...

Timelapse footage captured a pyrocumulus cloud, or fire cloud, rising into the sky over Arizona as the Dragon Bravo Fire ...

The Dragon Bravo Fire exploded in size to 105,415 acres along the Grand Canyon’s North Rim on Thursday as heat and strong ...

A video shared by a local fire emergency team shows thick plumes of orange-hued smoke rise into the sky creating a fire cloud ...

Both it and the Monroe Fire, burning further north near Monroe, Utah, are generating pyrocumulus clouds — sometimes called ...

Historically dry conditions have combined with gusty winds to make it harder for crews to get a handle on a wildfire burning ...

Wildfires burning at the Grand Canyon and in Utah are so hot that they're spurring the formation of "fire clouds" that can create their own erratic weather systems.

Two wildfires burning in the western United States — including one that has become a “megafire” on the North Rim of the Grand ...

Firefighters are having a lot of trouble controlling the fire that destroyed the historic Grand Canyon Lodge. Rapid growth now threatens a remote and fragile forest ecosystem.