Natural color imagery shows the forest and desert landscapes around the Grand Canyon. Infrared imagery highlights healthy vegetation in darker reds. Derived from satellite data, this map ...

Ryan Crow of the U.S. Geological Survey (USGS) gave a talk to a packed crowd at the Museum of Northern Arizona Jan. 12 ...

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

The majority of the canyon's services and facilities – campgrounds, lodges, guided tours, etc. – are located on the popular South Rim. Because the Grand Canyon is a national park, be aware ...

The public lands surrounding Grand Canyon National Park contain high concentrations of uranium ore. Mining bores deep into vertical rock formations called “breccia pipes,” making uranium soluble to ...

A small portion of identified uranium resources in the United States are found in the Grand Canyon mineral withdrawal area.

GRAND CANYON VILLAGE, Ariz. — All inner canyon trails at the Grand Canyon reopened after a chlorine gas leak at Roaring Springs, the national park said on Thursday afternoon. The chlorine gas ...