Area 51 is back in the news lately after a Facebook event called "Storm Area 51" has attracted 1.4 million attendees. It's all tongue in cheek, of course... except it's got enough of attention to draw a response from the U.S. military and has made one town in Nevada mighty nervous. We're talking about the history of Area 51, a little bit on the official and unofficial stories, and a look at this meme-abundant event that has changed in scope and focus, with a brief glimpse of what is to come.