Undated handout photo issued by QinetiQ of QinetiQ's Zephyr solar powered high-altitude long-endurance (HALE) Unmanned Aerial Vehicle (UAV). taking off in Arizona USA,  made available Sunday Aug. 24, 2008. The ultra-lightweight plane built from carbon fiber and powered using paper-thin solar panels has broken the world record for longest-lasting unmanned flight, its manufacturer claimed Sunday. QinetiQ Group PLC said its propeller-driven &quot;Zephyr&quot; aircraft flew for 83 hours and 37 minutes, more than doubling the official world record set by Northrop Grumman's &quot;Global Hawk&quot; in 2001.   (AP Photo/ QinetiQ/HO)  **  EDITORIAL USE ONLY  ** Photo: QinetiQ, AP