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

NASA’s Curiosity rover has spent roughly six months exploring a geological feature on Mars known as boxwork: a vast network of low rock ridges, about 3–6 feet (1–2 meters) tall, crisscrossing the ...

A surprise discovery in Gale Crater is the component that was missing in the puzzle of Mars's climate history. There, embedded in the bedrock, the Curiosity rover has identified a mineral called ...

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

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.

Happy 13 th birthday to the Curiosity rover, which landed on Mars on August 6, 2012. Ah, I remember when I turned 13: just starting to shave, voice cracking like ice in spring, and learning how to ...

Here’s the latest dirt on Mars. NASA’s trusty Curiosity rover, which has been exploring the so-called red planet for years, just unearthed something huge — a stash of carbon-rich carbonate minerals ...

Mars has not always been a seemingly lifeless red desert. We have evidence that billions of years ago it had a warm, habitable climate with liquid water in lakes and flowing rivers, which is somewhat ...

WASHINGTON (Reuters) -A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence of the planet's warmer and wetter ancient past when ...

NASA's Curiosity rover is again shattering scientific discovery on Mars, now featuring a stunning close-up of its newest drill site, called Altadena. This is the rover's 43rd successful drilling into ...

For about six months, NASA's Curiosity Mars rover has been exploring a region full of geologic formations called boxwork, low ridges standing roughly 3 to 6 feet (1 to 2 meters) tall with sandy ...