Seven of the organic molecules were found for the first time ever on the Red Planet, including compounds that are chemical ...

Nasa’s Curiosity rover has been investigating the spider-web-like rock formations found on Mars – and found mysterious egg-like structures. Newly issued images show giant zig-zagging ridges, known as ...

A huge geological structure on Mars resembling a bathtub ring may be evidence of an ocean that once covered a third of the ...

The surface of Mars looks like an empty red wasteland. But if you look a bit closer, the remnants of an ancient alien civilization begin to take shape. At least, that's the conclusion of George J.

Add Yahoo as a preferred source to see more of our stories on Google. The so-called Candor Tetrahedron. (NASA/JPL-Caltech/UArizona) It would be tempting to assume there's nothing much of note ...

Mars has a clear structure in its mantel, and its crust includes distinct reservoirs, scientists have said. Those are the findings from meteorites that originated 1.3 billion years ago on the red ...