While Boeing is struggling to get the Dreamliner into the skies, Airbus is already planning their A30X next generation aircraft, which include really cool stuff like forward swept wings, u-tails, and lower-placement engines. Their five-decker A380 replacement is even crazier.

These won't come for another 15 years, but they represent a significant change in philosophy from current models, including that Sonic Cruiser model that looks—in technical terms—absofrikkinlutely damn cool. [Airliners via Flight Global]