Drone-mounted radar could help scientists locate accessible water ice on Mars, improving future missions and the search for ...

Ancient Mars boasted abundant water, but the cold and dry conditions of today make liquid water on the Red Planet seem far less probable. However, the Mars Advanced Radar for Subsurface and Ionosphere ...

Two of the most-discussed observations of potential liquid water activity on the surface of Mars. Credit: Proceedings of the National Academy of Sciences (2024). DOI: 10.1073/pnas.2321067121 More than ...

We were as excited as anyone when MARSIS (the Mars Advanced Radar for Subsurface and Ionosphere Sounding) experiment announced there was possibly liquid water under the southern polar ice cap. If ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

Scientists from the University of Arizona have published a new paper that's out of this world: Dark streaks depicted expanding across the Martian surface are believed to be caused by flowing water.