For the first time, scientists have found a large, watery lake beneath an ice cap on Mars. Because water is essential to life, the discovery offers an exciting new place to search for life-forms ...

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, ...

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.

NASA's Curiosity rover just found bizarre nodules on giant Martian "spiderwebs." Scientists are puzzled.

Utah’s Great Salt Lake is a place of extremes, and its ecosystem is evidence that life can thrive under some of Earth’s most hostile conditions. Scientists say it may hold clues for life on other ...

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 ...

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 ...

For seven years, a puzzling signal beneath the Martian south pole has divided planetary scientists over whether a hidden lake of liquid water could really exist in such brutal cold. Now NASA ...