Built nearly 100 years ago, the remote lodge offered majestic views of one of our finest national parks before it burned in ...

A massive landslide would have dammed the Colorado River, forming a deep lake that has since dried up. A meteorite impact ...

Drought, a warming climate and decades of firefighting policies that suppressed natural fires have turned many grasslands and ...

A wildfire that tore through a historic Grand Canyon Lodge​ had been allowed to burn for days before erupting over the ...

U.S. land managers have long known that they have a problem on their hands with overgrown forests and persistent drought.

Wildfires burning at or near the Grand Canyon's North Rim are still raging as strong winds, high heat and low humidity ...

A wildfire that destroyed a historic Grand Canyon lodge is continuing to spread out of control after it had been allowed to ...

A new study suggests ancient wood floated into a cave far above the Colorado River when a meteorite-induced earthquake ...

A wildfire in tinder-dry forest destroyed dozens of buildings, prompting public outrage that it was left to burn for a week ...

Partial blue skies in the morning allowed many park visitors to ignore fires on the North Rim. By afternoon, ashfall made for ...

Researchers have found a link between two geological events in iconic locations of the U.S. Southwest that scientists ...