Flames from the Dragon Bravo Fire near the Grand Canyon are creating a massive cloud of smoke, known as a pyrocumulus cloud.

A wildfire that has closed the North Rim of Grand Canyon National Park raged out of control over the weekend and is now the ...

A New Jersey hiker has been missing for more than a week in Arizona’s Grand Canyon National Park where a raging “mega-fire” ...

Two massive wildfires burning in Arizona and Utah are doing more than scorching the landscape. They’re generating towering ...

Thomas Daniel Gibbs, 35, of New Jersey, went missing in the Grand Canyon days before a mega-fire was declared, remaining ...

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

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.

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

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

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.

Without more details about the early response to the Dragon Bravo Fire, the same mistakes could be repeated, and not just at the Grand Canyon.