Rocks loafing about on the surface of Mars have been harboring secrets about the red planet's mysterious past.

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

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

Mars has long been seen as a barren wasteland, but a stunning new discovery by NASA’s Perseverance rover suggests the Red ...

The idea of an ancient Martian ocean has fascinated scientists for decades. Now, groundbreaking research based on radar scans ...

An arrowhead-shaped rock on Mars sporting features that may hint at ancient microbial activity on the Red Planet has left ...

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

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

Built and delivered to the launch pad in less than 18 months for a cost of less than 3% of the rover that it accompanied to Mars, Ingenuity punched above its weight class in every respect — and ...

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

Scientists have discovered kaolinite mineral on Mars, providing new evidence that the planet was once warm and wet.

Mars may have once hosted an ocean with waves that lapped against sandy beaches 3.6 billion years ago, according to new research. China’s Zhurong rover and its ground-penetrating radar detected the ...