A new study suggests a meteor strike that created Arizona’s Meteor Crater 56,000 years ago may have triggered a massive ...

The paper suggests that a dam created a 50-mile-long, 300-foot-deep paleolake with beavers' tracks in caves above the river, indicating a significant geological event possibly related to Barringer ...

WASHINGTON (AP) — President Donald Trump is granting two years of regulatory relief to coal-fired power plants, chemical manufacturers and other polluting industries as he seeks to reverse Biden-era ...

Classic rocker Steve Miller has canceled his U.S. tour because he said severe weather including extreme heat and ...

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

New research reveals that a meteorite strike near Winslow, Arizona, approximately 56,000 years ago, may have triggered a ...

Grand” is a weighty word to carry at the front of your name. It makes a remarkable promise; one that New York’s Grand Central ...

A new study has revealed the formation of the Grand Canyon may be tied to the creation of another Arizona landmark.

W hen an asteroid made Meteor Crater in northern Arizona, it did more than leave the Earth’s best preserved impact crater.

Trail etiquette declines as social media hikers crowd scenic routes and turn once-quiet paths into busy, rule-bending photo stops. Viral posts are drawing hikers to ... Read moreThe post Trail ...

Is Arizona's most beautiful place an iconic red rock butte, a blue-green waterfall or an otherworldly cave formation? Vote in our stunning views poll.

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