translates to five to 20 times more water loss—and hydrogen loss—during the closest solar approach. “In recent years, scientists have found that Mars has an annual cycle that is much more ...

Mars exploration has been guided by the search for water. The more complex quest by Mars Science Laboratory for habitable environments should illuminate the Martian environmental history ...

Scientists confirm the existence of liquid water on Mars, altering our understanding of the Red Planet. Evidence of wave ripples formed by water and wind 3.7 billion years ago suggests Mars could ...

“Studying clouds helps us to understand the atmosphere and how the water cycle works on Mars today, such as how water vapor is transported by the atmospheric circulation and how temperatures and ...