The organic molecules discovered by NASA’s Curiosity rover could have been formed by life, but they could have also come from ...

Scientists edge closer to answering Mars’ biggest question: Did life ever exist on the red planet? Here's the latest from two ...

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

The Mars Moons eXploration spacecraft will fire its thrusters to maneuver into orbit around Mars (depicted in this digital ...

Mars, once a much wetter and more dynamic planet, is now a dry and inhospitable desert. The mystery of how the red planet lost its water has fascinated scientists for decades. A groundbreaking study ...

A battle between light and dark. The post Scientists Puzzled by Huge Shadowy Blight Spreading Across Surface of Mars appeared ...