Milton Thrasher: Scalloped wing surfaces for sailboat foils
The whale through millions of years have developed scalloped leading edges on their flippers. It has been shown in wind tunnel tests that scalloped edges produce vortices that break up laminar flow so that lift is better and turning faster for scalloped edges versus
straight or curved edges.
Posted by: Milton Thrasher - website: http://www.angelfire.com/fl4/mft