"Shorelines are great locations to look for evidence of past life." Today, Mars is a chilly desert of rock and dust — but 4 billion years ago, the planet had rivers, lakes and even oceans with sandy ...

From its perch in the foothills of the 3.4-mile-high mountain, you can see over an expanse of plains, called Aeolis Palus, ...

Related: Europe’s first Mars rover will use nuclear-powered heaters. ] This new analysis combining spacecraft observations with some newly developed laboratory techniques shows that Mars’ red ...

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity — or not.

After over 11 years of exploring the harsh Martian landscape, NASA’s Curiosity Rover is showing visible signs of wear and ...

NASA's Perseverance rover, which has been exploring Mars since 2021, fired its laser at some oddly pale rocks on the surface of the Red Planet—and found evidence that Mars may have once been warm, wet ...

Sometimes scientists must dig and work and sweat to make scientific discoveries. And sometimes a robot rolls over a rock that turns out to be a revelation.

NASA’s Perseverance rover found large crystals of quartz with a high purity on Mars, which probably had to have formed in the ...