A meteorite impact thousands of years ago may have triggered a landslide in the Grand Canyon and reshaped the Colorado River ...

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

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 ...

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

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

Those players were expecting to be playing for a new coach this season after their head coach, Matt Werle, left the Lopes in ...

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

The fire on the North Rim of the Grand Canyon started from a lightning strike but was managed as a controlled burn until it ...

A new report has calculated that making national parks the responsibility of states would raise costs, cut revenue and reduce ...

The Grand Canyon Lodge in far northern Arizona that was an elusive getaway for nearly a century has been destroyed by a ...

The Dragon Bravo Fire burning inside Grand Canyon National Park has destroyed dozens of structures, including a beloved and ...