Bright white rocks found by NASA’s Perseverance rover hint at ancient Martian rain lasting millions of years, raising new questions about how wet Mars once was and what those conditions might mean.
“The presence of liquid water [on Mars] is a broad topic that includes rains, rivers, lakes, as well as oceans,” says Ezat ...
NASA’s Curiosity rover has delivered a rare nighttime glimpse of the Martian surface by illuminating a drill site nicknamed ...
Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.
On January 25, 2004, NASA's Opportunity rover landed on Mars! This was the second of NASA's twin Mars Exploration Rovers to ...
Advances in technology have reopened the debate over terraforming Mars, shifting it from an impossible dream to a long-term scientific and ethical question.