Can't wait for that levitating car, or the mark 1 reactionless thruster?
Check this
link out. Search around and you'll find plans to build a device that lifts itself against gravity with no moving parts or other propulsion that current physics can explain. You make it out of balsa wood, tinfoil, wire and an old monitor.
Have fun, and try not to electrocute yourself.
(unless you are a member of the toady squad on the sjg forums.)