NASA's Curiosity rover snapped this view of polygon-patterned bedrock on May 4. Mars is home to a lot of odd-shaped rocks that can look pretty random. Patterns, however, can catch scientists’ eyes.

NASA's Mars rover Perseverance has uncovered rocks in a dry river channel that may hold potential signs of ancient microscopic life, scientists reported Wednesday. They stressed that in-depth analysis ...

NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose material that could hold clues to the planet's ancient environment and ...

NASA’s Curiosity rover is investigating strange spiderweb-like ridges on Mars that may reveal a hidden chapter of the planet’s watery history. These “boxwork” formations likely formed when groundwater ...

When the Perseverance rover arrived on Mars nearly five years ago, NASA officials thought the next American lander to take aim on the red planet would be taking shape by now. At the time, the leaders ...