Samples taken from an ancient Mars rock may indicate that ancient life once existed on the Red Planet, according to a study ...

Mars may have been much warmer and wetter billions of years ago than previously thought, according to new findings from ...

NASA's Perseverance rover discovered rocks on Mars, providing new evidence the red planet was once a wet, habitable world ...

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.

Light-colored rocks scattered across Mars have become a quiet clue to a louder story about the planet’s past. NASA’s Perseverance rover keeps finding pale pebbles, cobbles and even small boulders ...

Scientists believe these rocks were formed by ancient rainfall and humidity, similar to processes on Earth. The discovery adds to the evidence that Mars may have once been a habitable planet capable ...

Rocks found on Mars may provide the strongest evidence yet of past life on the Red Planet, but more testing is needed to back up those findings. Until the samples are retrieved by robotic spacecraft ...

Scientists studying a rock sample collected by NASA’s Curiosity rover have uncovered something tantalizing: the largest ...

Add Yahoo as a preferred source to see more of our stories on Google. More evidence that Mars was once a habitable, wet oasis not dissimilar to Earth has been found in the rocks scattered throughout ...