Usually the Astronomy Picture of the Day is a haven of rationality, sorely needed in this increasingly irrational world. So imagine my disappointment to see this:
The spot appears mobile and is now hypothesized to be a robot created by an intelligent species alien to Mars.
I wanted to post the following on apod, but decided against it. Still, I shall share it with you enlightened few:
We've barely finished disposing of the "Face on Mars," and now this?! GOD, you people are gullible!
There is no "alien robot" roving Mars. As future imaging will inevitably show, you're mistaking artifacts of light and shadow for "evidence of intelligent alien life."
93 93/93 -- AJ
(Bets on whether al_qhadhulu and sal93 are the only ones here who'll (bother to) get this? :D )