Top 4 National Parks in the USThe United States is home to some of the most stunning and diverse landscapes in the world, and its national parks offer unparalleled opportunities for outdoor ...

Federal judge dismisses Arizona GOP lawsuit challenging Biden's designation of Baaj Nwaavjo I'tah Kukveni National Monument ...

With 22 national parks and monuments to its name, Arizona boasts some of the most astonishing landscapes in the country, from the Grand Canyon to the towering buttes of Monument ...

The gigantic cataclysm, which released energy 130 times more powerful than the detonation of the entire world’s atomic ...

Many Scottsdale golf courses make list of best private golf courses in Arizona, as do Phoenix courses. See the list of resort ...

I’ve been reading a book. I’m about two-thirds of the way through it and have been enjoying it. It’s titled “A Walk in the ...

One photographer put the age of starlight into perspective with stunning projections on some of Earth's oldest rock ...

Scientists have discovered that two massive lunar canyons, deeper than the Grand Canyon, were formed in a matter of minutes ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

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

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