Recent demonstrations by China’s National University of Defense Technology, aired on state broadcast CCTV-7, revealed mosquito-sized robotic micro-unmanned aerial vehicles that are approximately two centimeters long and weigh 0.3 grams.

With dual or quad-winged configurations that can move at 500 Hz and equipped with miniature cameras, microphones and environmental sensors, these technologies afford novel stealth and reconnaissance capabilities and possibly high viability as delivery platforms for highly potent, synthetically engineered biological or chemical agents.

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