Mars, the Red Planet, seems to have had rivers, lakes, maybe even seas. Minerals, channels, and rock formations all hint at water once flowing freely..

New research shows that an intense regional dust storm transported unusually high amounts of water vapor into Mars’ upper atmosphere, boosting hydrogen escape. The discovery reshapes understanding of ...

Scientists have long sought to explain why Mars, once rich in liquid water, became a dry desert. A new study reveals that ...

The Panel on Mars is one of six panels providing topical input to the Planetary Science and Astrobiology Decadal Survey Steering Group. This panel will discuss the role played by focused studies of ...