And of course, there's an quiz on how long you can survive in a vacuum:
http://www.oneplusyou.com/q/v/space_vacuum
(It probably ask if you want to register somewhere, but just click the 'not thanks, take me to the results' button on bottom-right corner)
48 seconds here.
If there's any truth to the things there's written on the result page, I think Event Horizon got pretty close to it when that young guy blew himself out into the space.
