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

Mars just dropped a surprise golden nugget —literally. Curiosity accidentally cracked open an ordinary-looking rock, only to ...

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

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

NASA's Perseverance rover has spotted an oddball rock in an ancient river channel on Mars. Deputy project scientist Katie ...

For the fourth year in a row, iridescent clouds of frozen CO2 are lighting the Martian sky. The clouds appear in the same ...

With new data coming in from Mars, scientists have a new theory about why the planet is red. What does this mean for whether ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

NASA’s Perseverance crushed Martian rocks, revealing minerals linked to ancient water. This innovative “rock smooshing” ...