That's good news for scientists and NASA, which is looking to land astronauts at the south pole on the near, Earth-facing ...

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

Light pollution is increasing globally, and having a negative impact on wildlife and humans. But the solutions are ...

Rraft through challenging whitewater rapids or hike along awe-inspiring cliffs with incredible views at this under-the-radar ...

The Grand Canyon ... national monuments is how they are designated. Congress designates national parks, and the president can designate national monuments through presidential proclamation. Many ...

The city of Flagstaff has taken big steps to preserve the clarity of its night sky. Find out the best ways to experience the ...

Shutterstock The Grand Canyon State is a Certified Stargazing Paradise Arizona has some of the darkest, clearest skies in the ...

Welcome to Pipestone National Monument, a place where the prairie meets the sky in a breathtaking display of nature’s ...

Planning your next vacation to the extraordinary, iconic, stupendous Grand Canyon? Carved out by the Colorado River over ...

Big Bend National Park, near Terlingua, is a jaw-dropping destination where every view looks like it belongs on a postcard!

It’s no secret that Yellowstone National Park can be jampacked in the summer, when up to 1 million people jockey for space ...