SportsCenter anchors took on the rapids of the Grand Canyon to feature Arizona for “SportCenter: 50 States in 50 Days.” ...

Scientists find a link between Barringer Crater and Grand Canyon landslide. Research indicates both events occurred around 56 ...

An upcoming episode of the PBS documentary series “Human Footprint” focuses on the Colorado River and premieres in Flagstaff ...

A new study suggests ancient wood floated into a cave far above the Colorado River when a meteorite-induced earthquake ...

A new report has calculated that making national parks the responsibility of states would raise costs, cut revenue and reduce ...

ALBUQUERQUE, N.M. (AP) — U.S. land managers are racing the clock as hotter, drier weather raises the risk of wildfires in the ...

A lightning-caused wildfire known as the Dragon Bravo Fire is burning on the North Rim of Grand Canyon National Park. The fire is currently estimated at approximately 10 acres and is located south of ...

In this secluded paradise, mail still arrives by mule, turquoise cascades tumble into travertine pools, and time flows at the ...

Arizona groundwater is a lifeline that sustains cities, tribal communities, farms, and plants and animals. Learn the basics.

Cutting‑edge dating reveals driftwood high in Grand Canyon caves 55,250 years ago when a meteor’s shock wave blocked and ...

A wildfire that tore through a historic Grand Canyon lodge and raged out of control Monday had been allowed to burn for days ...

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