An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

Investigating an area of interesting light rock seen from orbit, Curiosity found some particularly weird-looking structures.

A new Mars Rover image captured by NASA's Curiosity mission has reignited debate over whether unusual formations on the Red ...

An odd-looking series of polygon-shaped structures have been discovered on Mars, as revealed in new images obtained by NASA’s ...

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 ...

Inhabiting Mars has long been a futuristic fantasy fueled by science fiction. However, successful landings over the past half-century have made this seemingly far-fetched idea increasingly plausible.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...