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 ...

"The findings suggest parts of Mars have been chemically and thermally active more recently than scientists once believed." When you purchase through links on our site, we may earn an affiliate ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting environments for long stretches in the ancient past, a new study suggests. Clays need ...