A strange rock on Mars is raising new questions about the possibility of ancient microbial life on the Red Planet. According ...

A rock on Mars that may hold clues about ancient microbial life on the Red Planet continues to puzzle scientists.

The discovery of pale, loose rocks on the Martian surface could suggest that Mars was once a much warmer world.

NASA’s Perseverance rover found pale rocks containing kaolinite on Mars, a mineral that forms in warm, wet conditions.

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

The rock was discovered by the National Aeronautics and Space Administration (NASA) Perseverance rover. According to ...

Mars expert Roger Wiens and his team, including the rover Perseverance, discovered fascinating rocks incorporating kaolinite ...

Perseverance is pushing the limits of Martian science by using its SHERLOC instrument to detect organic compounds, but harsh ...

That's in part because water is a vital factor for determining if Mars ever supported life. Sedimentary rocks are often a particular focus of investigations, because they can contain evidence of ...

The rock, which was part of a larger meteorite discovery back in 1999, is thought to have originated on Mars. A chunk of the planet is believed to have been blown off into space by an impact ...

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