The web-like features are believed to be sculpted by ancient groundwater, offering new clues about the Red Planet's watery ...

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.

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

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

In this age of Mars rovers, questions about the planet's ancient past have shifted. A growing body of evidence supports the ...

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 rover discovered strange mineral nodules on massive spiderweb formations on Mars.

NASA's Mars rover Curiosity marks a full week on the Red Planet today (Aug. 13), and it's celebrating with a little rest and relaxation. The 1-ton rover began beaming home photos and testing out its ...

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

Scientists have discovered traces of organic molecules on the Red Planet and are not ruling out the possibility that they were produced by living organisms.

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