China unveils tiny spy drone that looks like a mosquito. What other small spy drones exist?
About 2 cm long and weighing just 0.3 grams, the insect-inspired device features two tiny wings and three spindly legs. Its minuscule size would make it difficult to detect using conventional radar systems, experts say.
About 2 cm long and weighing just 0.3 grams, the insect-inspired device features two tiny wings and three spindly legs. Its minuscule size would make it difficult to detect using conventional radar systems, experts say.
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