Military plans hummingbird-sized spies
Soldiers fighting future battles in crowded urban areas will be able to launch hummingbird-sized unmanned nano aerial vehicles — or NAVs — capable of carrying sophisticated sensors and flying through open windows in buildings to report back on enemy positions.
A new project partly funded by the Defense Advanced Research Projects Agency ( DARPA) called the Nano Aerial Vehicle (NAV) program aims to develop an extremely small, ultra-lightweight aerial vehicle for urban military missions that can fly both indoors and outdoors and that is capable of climbing and descending vertically as well as flying sideways left and right...
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