A crater on Mars has a bright patch of ice. It's the second time in over a decade that the crater and ice has been observed ...

Scientists have found that ancient Martian lakes could have survived for decades despite freezing air temperatures. Using a newly adapted climate model, researchers showed that thin, seasonal ice ...

Add Yahoo as a preferred source to see more of our stories on Google. If humans are ever to land on Mars, they will need somewhere to stay—a protective shell that can shield them from the sun’s harsh ...

Mars today is a cold, dry desert, but its surface tells a very different story. Ancient river channels, lake basins, and ...

This image, combining data from two instruments aboard NASA's Mars Global Surveyor, depicts an orbital view of the north polar region of Mars. The ice-rich polar cap (the quasi-circular white area at ...

New research reveals that the gullies on Mars are primarily formed by sand and seasonal carbon dioxide ice, not water, reshaping our understanding of Martian geology.

Small lakes on ancient Mars may have remained liquid for decades, even with average air temperatures well below freezing. Using a climate model adapted for Martian conditions, a team of researchers ...