Studio shake ups, disinterested A-listers, and "Dances with Wolves" in space. Wondering what the hold-up is for the long-awaited third "Alien vs. Predator" movie? It's more complicated than you think.

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets are pricing the probability of a U.S. government confirmation of alien life before the year 2027. Find out why traders ...