This NASA research glider carrier a foldable propellar to extend flight.




Military Drone




These drones can loiter over unfriendly targets for many hours and can attack ground targets.




Here is a military unmanned combat airial vehicle.




This is the first propellar-driven airplane to circumnavigate the globe without refueling




This is a military U2 Spy Plane.




This is a military U2 Spy Plane. Note the wingspan and short body.




This is a military U2 Spy Plane. This highly efficient design allows the aircraft to fly at record setting heights over enemy terrortory to perform survelience.




This nasa airplane is powered entirely by sunlight and can stay in the air forever.




The space shuttle has been used for many year to bring supplies & crew from earth to the International Space Station.