GRAND CANYON NATIONAL PARK, Ariz.— Tribes, conservation organizations and community groups today defended Baaj Nwaavjo I’tah Kukveni – Ancestral Footprints of the Grand Canyon National Monument, which ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

Scientists say America is no longer the only place with a Grand Canyon as NASA spots two enormous chasms carved into the ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

The lunar canyons Vallis Schrödinger and Vallis Planck are extraordinarily deep, and scientists now know the valleys were ...

Zion National Park to Grand Canyon road trip guide • Discover the best route, scenic stops, travel tips, and must-see ...

The road trip focuses on the best options along the fastest path from Minneapolis to Yellowstone. This takes drivers from Minneapolis, north to North Dakota, and across through Montana. Finally ...

Groundwater is life in Arizona. Find out how we’re helping Grand Canyon communities manage their limited water supplies.

For travelers on the North Rim, the North Kaibab Trail is the ... Travelers can take the Grand Canyon Lodge Hiker Shuttle to the North Kaibab Trail that runs twice each morning during peak season ...

One of the more controversial additions to the Grand Canyon's surroundings, the Grand Canyon Skywalk is a large, semicircular bridge with a transparent glass floor, allowing tourists to walk out ...

Open-source data has revealed three types of American RC-135 spy planes were flying near North Korea ahead of ... Newsweek's map showed that a Kadena-based Rivet Joint aircraft, designed for ...

Former tennis star Pam Shriver revealed Saturday she had Grand Slam trophies and her vehicle stolen after she evacuated her home due to the wildfires that have devastated Los Angeles. Shriver told ...