In 1908, explorer G.E. Kincaid made a shocking discovery in the Grand Canyon: a man-made cavern with hundreds of carved steps ...

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

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

Midair collisions throughout aviation history have brought some of the worst tragedies in the sky. But they've also left ...

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

“‘Eerie’ combines all of the things that attract me personally: mysteries, aliens ... lights over a hill between Williams and the Grand Canyon. Since I'm naturally logical, I'll add that ...

When reading a brief news article a few years ago, local author Denise Forsythe learned about a rare occurrence in the ...

By the same token, a physicist studying the dimensions of the Grand Canyon rim on Google Earth was perplexed by the discovery of mysterious polka-dot patterns on the North rim of the monumental rocks, ...

The first major U.S. exhibition of Germany’s great Romantic painter is a historic showcase. It’s also a blueprint for how to ...

There is no doubt that artificial intelligence is transforming the globe. It has even opened up a whole new world for the theme park industry.

With a vast expanse of natural splendor, South Dakota is rich in history, outdoor experiences and unique activities. In the Mount Rushmore State, visitors will find two of the world's longest ...