Mars nickel discovery Perseverance reveals unusual chemistry in ancient rocks, offering new clues about early Mars conditions ...

The Grand Canyon is a marvel on the landscape of North America, a breathtaking geological feature in the southwestern U.S.

Devil’s Lake State Recreation Area in Lincoln City is one of those places that makes you question whether everyone’s been ...

The "Clough," a 125-foot-long bark, sank in September 1868 near Cleveland, with just one crew member surviving to explain ...

A new image shows a striking contrast between Mars' desert-like terrain against dark deposits of volcanic ash.

A new study suggests a proto–Colorado River filled a large basin before spilling westward to set the Grand Canyon’s modern ...

On a calm day, a light breeze might barely ripple the surface of a lake on Earth. But on Saturn's largest moon, Titan, a ...

NASA’s Perseverance rover has spotted unusually high levels of nickel inancient Mars rocks, pointing to a surprisingly rich ...

Noticeable change on Mars often takes millions of years—but the European Space Agency's Mars Express has captured a blanket ...

Curious sunken features beneath the Great Lakes are helping to reveal clues to a lost chapter in the prehistory of the ...

Ohio University entomologist examines NASA Curiosity rover images and claims they reveal insect and reptile forms on the ...

There are a lot of reasons a lot of people retire in Arizona, from the warm weather to the natural scenery. These spots ...