ok so this one ain't groundbreaking or thought provoking. but it's science!! ever since watching that scene in total recall I have wondered about how much artistic licence they took with that eye popping scene. some stuff I read around the web suggested it wasn't all that fictional considering how water would boil. but I think instead of wriggling around you'd pass out really. anyway, this sort of thing sparks my curiousity onto how our bodies would cope on planets like mars or venus. here is a video where they talk a bit about it.