The Grand Canyon, one of the most iconic geological formations on Earth, may hold deeper secrets about our planet’s history ...

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

In a surprising twist, two of Arizona’s most iconic landmarks—Meteor Crater and the Grand Canyon—may be linked by a cosmic ...

Two of Arizona's most famous landmarks may be linked by cosmic violence: the asteroid that gouged out Meteor Crater may have ...

New research links the impact at Meteor Crater to a Grand Canyon landslide that may have created an ancient lake 56,000 years ...

The Main Development Region of the Atlantic Ocean stirs for the first time this hurricane season. Meanwhile, a summer pattern ...

Stay updated on the ever-changing atmospheric conditions with our comprehensive Weather category. From local forecasts to global climate patterns, we bring you the latest insights ...

Firefighters and hikers fled for their lives as a huge wildfire engulfed dozens of buildings in the Grand Canyon. The Grand ...

Grand Canyon National Park has launched a satellite-based emergency alert system, which allows visitors to receive real-time alerts about flash flooding and other hazardous events in cell service ...

Abnormally dry, hot conditions near the Grand Canyon's North Rim allowed the Dragon Bravo Fire to grow rapidly.

Monsoon season in northern Arizona can be a welcome respite from early-summer heat. But the intense thunderstorms can also produce flash flooding, sending water and debris coursing rapidly down previo ...

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