Nasa says it has found "compelling" evidence that liquid water flowed recently on the surface of Mars. The finding adds further weight to the idea that Mars might harbour the right conditions for life.
The appearance of gullies, revealed in orbital images from a Nasa probe, suggests that water could have flowed on the surface in the last few years. Story here.
Well, it could also be liquid carbon dioxide or dust, but dreamers will choose to believe it was water. Who knows, maybe the Moon will not be our first colony after all! So, let me know when you see Martian land sold online.