The resulting Nankoweap landslide would have dumped enormous limestone boulders into the river corridor, creating a temporary dam and a lake whose surface may have reached 940 meters elevation before water overtopped and eroded the blockage, likely within 1,000 years.

A wildfire destroyed a historic lodge at the Grand Canyon's North Rim and some political leaders want to know if the fire was mismanaged. One fire expert said officials should approach policy changes carefully because controlled burns are still critical to forest health.

A meteorite that struck near Winslow, Arizona, about 56,000 years ago may have triggered a massive landslide in the Grand Canyon, according to new research published in Geology by an

Geology is full of detective stories about the Earth's history, and a new paper in Geology by University of New Mexico Distinguished Professors Emeritus Karl Karlstrom and Laurie Crossey, along with their co‐authors,

The Mountain West Conference and the new Pac-12 have gone to mediation, and it did not provide any kind of settlement between the two conferences. It looks like

The Grand Canyon's North Bravo Fire intensified on July 11, the day before Katy Rock Shop owner Jacob Proctor and his family arrived at the national park.

Hantavirus is primarily spread by deer mice, which are prevalent in the Grand Canyon area. The virus can cause a host of serious, even fatal, illnesses such as hantavirus pulmonary syndrome (HPS) and hemorrhagic fever with renal syndrome (HFRS), according to the Centers for Disease Control and Prevention ( CDC ).

Grand Canyon University will officially join the Mountain West Conference by July 1, 2026, setting the stage for a budding rivalry with UNLV as the league undergoes major realignment.

The National Parks Service warns daytime temperatures at the Grand Canyon can top 120°F, ‘significantly increasing the risk of heat-related illness’

Grand Canyon, originally scheduled to move to the Mountain West in July 2026, instead will join the conference in the 2025-26 academic year.