What Are You Doing To Prepare For Human-Alien Sex?

The biggest challenge of the 21st century won't be global warming, or colonizing Mars. Rather, most reputable futurists agree, it'll be having sex with the vastly different alien species we'll make contact with. When we finally meet extraterrestrial sentients, it will take some ingenuity to have something resembling… » 3/31/08 11:00am 3/31/08 11:00am