Cameron Trading Post and The Grand Canyon East Rim The Grand Canyon is on most Arizona itineraries. Obviously, it’s because ...

Grand Canyon National Park officials say crews have recovered the body of a 20-year-old California man who apparently drove a ...

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

Even though these particular lunar craters aren't visible from your backyard, Kring says there are similar, but smaller canyons on the near side of the moon that's visible in the night sky. These ...

scientists and NASA land astronauts south pole on the near, Earth-facing side ...

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

Arizona has some of the prettiest sunsets, but why? There's a science behind it. Here's what to know, including sunset times ...

On Monday, a federal judge upheld National Monument protections on parts of the Grand Canyon. On Wednesday, the Navajo Nation reached an agreement with Energy Fuels, the nation's largest uranium ...

The Desert View Watchtower is visible high on the opposite canyon rim ... Walk a few hundred feet farther north, reaching a perfect picnic spot with views of the widest part of Grand Canyon. Upstream, ...

Plan a winter trip to the Grand Canyon with our winter guide to the Grand Canyon. Don't let a little snow keep you from ...