Originally Posted By: kallog
You mean it doesn't work??
What I mean is that the 'paradox' isn't actually a paradox. According to Special Relativity, the travelling twin should age less. The time dilation is predicted, and has been tested and verified not only by the clocks on planes, but by various other means since the 1940s, and continuously in particle accelerators since the 1950s; or so I'm reliably informed (as they say).

"Time is what prevents everything from happening at once" - John Wheeler