The United States is committed to its sixth-generation warplane, the Boeing F-47, and recent photos over Area 51 show what many believe to be the jet. What surprised everyone was how different it looked. Analysts expected a tailless "flying arrowhead." Instead the aircraft has canards, swept rear wings, and echoes of Boeing's old X-36 demonstrators, a design that suggests the Air Force has decided stealth is no longer the only priority.