from the mit-students-with-to-much-time dept.
hankmt writes "A student at MIT has built a tricycle that applies force to a giant rear fan, instead of directly to the wheels. The effect...well, it's best to look for yourself, but it would be pretty useful on the post-apocalyptic roads of the Australian Outback. The blades of the trike even have built in LED lights which display colored patterns...and also warn pedestrians of their impending deaths."
Have you ever noticed that the people who are always trying to tell you
`there's a time for work and a time for play' never find the time for play?