"Prandtl Wing Minimum Drag Update" - Al Bowers
50:32
AMA Expo West 2018 - NASA's Al Bowers: Prandtl Wing Update
51:21
"Ultralight Sailplanes" - Dan Armstrong
14:48
Why we don't use winglets (DarkAero 1 Wing Design)
48:26
Doug McLean | Common Misconceptions in Aerodynamics
31:28
Krzysztof Fidkowski | How Planes Fly
43:09
Fly with Birds: Meeting with Albion H. Bowers
31:41
"Autonomous Dynamic Soaring Cargo Motorglider Concept" - Richard Starke
7:38