You’ve probably followed the Mars rover missions on and off for years, watching those red-dust landscapes scroll across your TV screen and wondering: Could something have lived there once? Now, after ...

What turns an oddly patterned Martian rock into one of the most watched clues in planetary science? For NASA’s Perseverance ...

NASA’s Curiosity rover has spent six months exploring the site to investigate if they are a clue to the presence of water.

Spiderweb-shaped rock patterns on Mars may rewrite the timeline of when water disappeared from the Red Planet.

NASA's Curiosity rover just found bizarre nodules on giant Martian "spiderwebs." Scientists are puzzled.

NASA’s Curiosity Mars rover captured images of hilly terrain on Mars, described by scientists as resembling spiderwebs from orbit, which provide clues about the planet’s watery past.

Curiosity has been exploring a region filled with boxwork formations, which formed billions of years ago when water leaked through rock cracks.

NASA's Curiosity rover discovered strange mineral nodules on massive spiderweb formations on Mars.

Strange spiderweb-like ridges on Mars may reveal groundwater lasted longer than scientists thought.

Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...

A space tool built to spot moisture on Mars is now tackling a real problem on Earth, helping communities find leaks, curb ...

More evidence that Mars was once a habitable, wet oasis not dissimilar to Earth has been found in the rocks scattered throughout the red planet. A team of researchers who analyzed the thousands of ...