Skip to content
Advertisement

The Mars rover Curiosity, pictured here in a self-portrait, has uncovered signs of an ancient freshwater lake on the red planet that may have teemed with microbes for tens of millions of years, far longer than scientists had imagined, new research suggests. (AP Photo/NASA)

The Mars rover Curiosity, pictured here in a self-portrait, has uncovered signs of an ancient freshwater lake on the red planet that may have teemed with microbes for tens of millions of years, far longer than scientists had imagined, new research suggests. (AP Photo/NASA)

Featured Photo Galleries