A strange rock covered in tiny spheres may hold secrets to Mars’ watery — or fiery — past.

The Opportunity Rover spotted ‘Martian Blueberries’ near the equator in 2004, which were identified as small and marble-like ...

Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.

X” really does mark a spot in Sybille Canyon along Wyoming Highway 34, but it doesn’t mark the site of buried treasure. It’s ...

For hikers who love exploring the photogenic orange canyons out West, this unusual slot canyon in Nevada is a great stop for ...

NASA’s Perseverance rover has stunned experts after finding some strange-looking rock composed of spherules on the surface of ...

Beneath the crust of North America, scientists have found that the deep roots of the continent are slowly dripping away in ...

ROUND ROCK, Texas — Commercial beekeepers are abuzz, saying more of their bees are dying this year. Honeybee populations are ...

Sheer drama. That's what the Great Sand Dunes are. Starkly beautiful desert dunes set against a backdrop of pretty, ...

Today, the volcano is extinct, and its remnants form Mount Kaputar National Park, home to about a dozen nature walks.

The iconic indie-rock guitarist debuts his Guitar Explorations of Cloud Formations suite as part of the New Music Dublin ...

They stretch endlessly underground, with bizarre formations and echoing silence that's more calming than creepy. No trails, no signs, no crowds. Just strange rock formations and a desolate beauty ...