Hints of buried water on Mars have swung between tantalizing and controversial, but one idea keeps resurfacing: lakes could ...

Small lakes on ancient Mars may have remained liquid for decades, even with average air temperatures well below freezing.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: NASA/JPL-Caltech/UArizona The thick, mineral-rich layers of clay found on Mars suggest ...

New MarsDaily research explains how thin seasonal ice could have allowed ancient Martian lakes to remain liquid for decades, despite a cold early Mars climate ...

A clay-rich mesa in the Hellas basin of Mars. The blue color near the rim is aluminum bearing clays. The red-orange color below that is iron and magnesium bearing clays. The image captures an area ...

Does life exist elsewhere in the universe? If so, how do scientists search for and identify it? Finding life beyond Earth is extremely difficult, partly because other planets are so far away and ...

A region on Mars may have been repeatedly habitable until relatively late in Martian history, says a new paper by Planetary Science Institute Senior Scientist Catherine Weitz. Some of the most ...

Mars' atmosphere is one of the planet's most scientifically controversial characteristics. We know that the Red Planet's atmosphere is incredibly sparse, but mounting evidence suggests it once ...

Mars may have been a paradise for microbial life — 3.5 billion years ago. Hundreds of scientists using data from NASA's Curiosity rover, which a year ago made a daredevil descent to the planet's ...

Mars is no longer just a story about a single lost ocean or one fleeting window for biology. Taken together, recent rover results and orbital studies now point to a planet that may have been welcoming ...

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 ...