The Boeing 747-8's innovative raked wingtips offer a sleek, integrated solution to reduce induced drag.

Airlines operate on very small profit margins and are therefore constantly looking for ways to cut costs. New and advanced engine technology, specialty loyalty programs, composite airframe materials, ...

The Boeing 777, perhaps one of the most popular widebody aircraft ever built, has a unique feature missing when compared to other aircraft, which is the absence of winglets. The 777 was designed ...

Though closely related, the MD-11 and DC-10 differed in range, cockpit design, aerodynamics, and ultimately commercial ...

W. Mangler, 1938, “The lift distribution of wings with end plates,” NACA TM 856; transl. by J. Vanier from “Die Auftriebsverteilung am Tragflügel mit Endscheiben,” Luftfahrtforschung 14:64-569. J.L.

Suggested Citation: "1 Background and Overview." National Research Council. 2007. Assessment of Wingtip Modifications to Increase the Fuel Efficiency of Air Force Aircraft. Washington, DC: The ...