The resulting Nankoweap landslide would have dumped enormous limestone boulders into the river corridor, creating a temporary ...

A meteorite that struck near Winslow, Arizona, about 56,000 years ago may have triggered a massive landslide in the Grand ...

The study dives into questions surrounding how and when driftwood in Stanton’s Cave in the Grand Canyon got there ...

When an asteroid made Meteor Crater in northern Arizona, it did more than leave the Earth’s best preserved impact crater. According to new research, the earthquake that the collision caused induced a ...

A combination of high winds, dry air and above average temperatures caused a wildfire in the Grand Canyon to rapidly expand and cause major damage.

Two world-famous Arizona attractions – the Grand Canyon and Meteor Crater Natural Landmark – may share a hidden connection, according to new research ...

Geology is full of detective stories about the Earth's history, and a new paper in Geology by University of New Mexico ...

A raging wildfire near the Grand Canyon in the US has destroyed dozens of buildings - including a historic lodge that was the ...

The NPS recommends avoiding hiking the Grand Canyon's inner trails between 10 a.m. and 4 p.m., when temperatures are at their ...

Geology is full of detective stories about Earth's history, and a new paper in Geology by University of New Mexico ...

Millions of people visit the Grand Canyon each year. But this year will be different for one portion of the national park.

A new paper in Geology led by University of New Mexico Distinguished Professors Emeritus Karl Karlstrom and Laurie Crossey, University of Arizona Senior Research Specialist Chris Baisan, and Dr. David ...