Metal-rich ripples in Gale Crater indicate a shallow lake with redox chemistry, suggesting past habitable conditions and ...

NASA’s Curiosity rover has made a groundbreaking discovery inGale Crater on Mars, uncovering the highest concentrations of ...

A Martian mystery that sparked years of debate — an alleged lake buried beneath miles of ice — now looks far less watery than scientists hoped. A new radar study from NASA’s Mars Reconnaissance ...

Add Yahoo as a preferred source to see more of our stories on Google. The European Space Agency’s Mars Express orbiter captured this view of Mars’ south polar ice cap Feb. 25, 2015. Three years later, ...

An Italian team of scientists says it has strong evidence of a subsurface lake of liquid water on Mars. It's a discovery that adds to the speculation that there could once have been life on Mars — and ...

A new study suggests a habitable past and signs of ancient microbial processes on Mars - and Imperial scientists provided crucial context. Led by NASA and featuring key analysis from Imperial College ...

A massive underground lake has been detected for the first time on Mars, raising the possibility that more water -- and maybe even life -- exists there, international astronomers said Wednesday.

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 ...