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 — including one that has become a “megafire” on the North Rim of the Grand ...

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, ignited by lightning around July 4, has become the largest wildfire in the continental United States ...

The Dragon Bravo Fire, ignited by lightning around July 4, has become the largest wildfire in the continental United States ...

Wildfires are burning through four national parks across the West in what is shaping up to be an intense fire season for an ...

The Dragon Bravo Fire, which has burned since July 4 on the Grand Canyon's North Rim, has become the largest wildfire in the ...

A fierce blaze that has burned along the Grand Canyon's North Rim since being sparked by lightning on July 4 has exploded in ...

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

A wildfire in northern Arizona has grown thousands of acres in just a few days as firefighters continue to work to regain ...