id author title date pages extension mime words sentence flesch summary cache txt 0z708w34j06 Michael Thomas Rusnell Morphing UAV Pareto Curve Shift for Enhanced Performance 2004 .txt text/plain 219 13 50 Historically, UAVs were designed to maximize endurance and range, but demands in UAV designs have changed in recent years. In this investigation the morphing UAV concept under study is referred to as the buckle wing. cache/0z708w34j06.txt txt/0z708w34j06.txt