NASA's Perseverance rover has discovered previously unknown substances in rock samples collected from Mars. After leaving ...

NASA's Mars rover that's exploring the planet and conducting research, including picking up samples for analysis back on Earth, found a "texture unlike anything we've seen before". The Perseverance ...

The sample is among the many that are expected to be delivered to Earth with the Mars Sample Return. The mission has suffered several setbacks and it has now been delayed by NASA. Its future ...

Fossil ripple marks are the clearest evidence of waves and water that NASA’s Curiosity Mars rover ... fascinated the team is an unusual rock texture likely caused by some sort of regular ...