Aeroacoustics Research Could Quiet Unmanned Aerial Vehicles (UAVs)

(PhysOrg.com) -- Unmanned aerial vehicles (UAVs) are playing increasingly important roles in many fields. Ranging in size from the huge Global Hawk aircraft to hand-held machines, these remotely controlled devices are growing ever more vital to the U.S. armed forces in roles that include surveillance and reconnaissance.

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<p><a href="http://www.physorg.com/news151864236.html">Aeroacoustics Research Could Quiet Unmanned Aerial Vehicles (UAVs)</a></p> <p>(PhysOrg.com) -- Unmanned aerial vehicles (UAVs) are playing increasingly important roles in many fields. Ranging in size from the huge Global Hawk aircraft to hand-held machines, these remotely controlled devices are growing ever more vital to the U.S. armed forces in roles that include surveillance and reconnaissance.</p>