Mars might hold enough subsurface water to cover its surface in a global ocean between 0.62 to 1.24 miles (1 to 2 kilometers) ...

NASA’s Perseverance rover has taken an unconventional approach to Martian exploration—smooshing a rock to reveal secrets ...

More than 3 billion years ago, Mars intermittently had liquid water on its surface. After the planet lost much of its ...

NASA's Perseverance rover, which has been exploring Mars since 2021, fired its laser at some oddly pale rocks on the surface ...

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

Mars’ thick crust may have been a hidden engine of geological activity, producing granitic magmas and sustaining underground ...

Over the past four years, the Perseverance rover has ... Ergo, the presence of liquid water on Mars. “Many studies suggest the presence of water on ancient Mars billions of years ago ...

A recent study of data from multiple missions shows the Red Planet may get its name from an iron mineral that formed when ...

Researchers are looking underfoot to uncover the mysterious past of Mars: Martian regoliths in the soil. Their water storage capabilities may help us understand the change in water on Mars over time.

A new study claims that a mineral found in Mars' dust called ferrihydrite, which forms in the presence of cool water, is likely what gives the planet its reddish hue.

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

The new explanation for the reddish color – the rusty-colored dust known as ferrihydrite – also will help our understanding of the history of water ... studied Mars over the past few decades ...