By Design
An article published in USA Today (Feb. 13, 2007) was titled “Flying creatures may help create aviation of future.” In it, Alan Levin makes interesting observations. He notes: “As the nocturnal owl stalks its prey, a quirk on its wings enables a silent hunt. Fringe-like feathers hang off the bird and muffle the whooshing air. Even a sharp-eared mouse can't hear the owl swoop in. That lesson in aerodynamics provides a valuable guide for aviation experts who are crafting a new