You're not going to believe this, but science has proven that men are way more likely to take women up on random offers of sex than vice versa. But some brave truth-seekers asked the vital question...what about in other countries?

Science fiction is full of female sex slaves - especially of the green skinned variety. But what if you really want a male sex slave? Don't worry. Science fiction is here to teach you all about that, too. Here's how.