Martian glaciers are mostly pure ice across the Red Planet, suggesting they might potentially be useful resources for any ...

To be sure, Mars likely hosted some kind of water on the surface between 3.7 billion and 4.1 billion years ago, when Earth and the rest of the solar system were still young.

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the red planet seemed to be ready to give up some of its mystery. Astronomers ...

On March 18, 2024, NASA’s Perseverance rover, which usually examines rocks on Mars’ surface, tilted its camera upward. The planet’s entire sky glowed a soft green, and the rover snapped an ...