The lightning-sparked Dragon Bravo Fire continues to burn near the Grand Canyon's North Rim, prompting concerns for the ...

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

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

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

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

Dragon Bravo Fire becomes the largest U.S. wildfire of the year, burning over 105,000 acres with only 9% containment.

Researchers from the University of Cambridge have unearthed thousands of microscopic fossils from the iconic Canyon, ...

Hit the open road and get off the grid at these 15 Arizona campsites that were named among the best in the state by Hipcamp. Here's what to know.

High in the rugged canyons of central Arizona lies the abandoned Johnson Canyon Tunnel, once part of the Atlantic & Pacific ...

Rocks found along the Colorado River in Arizona turned out to contain fossilized fragments of soft-bodied creatures, ...

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 ...

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