XKCD’s Mars Rover Tale Will Make You Weep
Fans of sci-fi as well as sci-fact are well aware of Mars' inhospitable terrain (and various aliens). That's why many have been so forgiving of NASA's mission failures and so encouraged by its successes - especially the longer-than-expected run of "Spirit," the Mars rover that managed to scoot around the red planet's surface for six years before getting trapped in the sand...