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. NASA's Mars Curiosity rover has been exploring a curious geological formation made up of ridges that look like spiderwebs from ...

A recent discovery by a NASA rover has sparked excitement and intrigue among scientists and the general public alike. The rover has identified mineral structures on Mars that bear a striking ...

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very similar to classic river deltas on Earth. These are traces of rivers that ...