Amazing technology can be used by law enforcement to stop drones in restricted airspace. The DroneDefender is a rifle like no other, that doesn't destroy the drone but incredibly disables it. US nonprofit Battelle Memorial Institute developed and tested the unique anti-drone beam-gun “Drone Defender”. The drone jamming system is a portable ray-gun designed to beam radio linkage between a UAV and the operator with consequent safe landing of the intercepted drone. During the de