Tap the icon in the digital edition of AW&ST for a look at the history of the truss-braced wing, or go to AviationWeek.com/truss Look at any sailplane and it is clear ...
After wind-tunnel tests showed that the flutter weight penalty of a long-span, low-drag truss-braced wing (TBW) is small enough to make the configuration feasible for future energy-saving airliners, ...