Flying “tug” drones that can anchor to objects

Tug drones

Drones modeled on insects are nothing new. For instance, back in spring, retail giant Walmart announced that it had filed patents for drones for pollinating plants in farming. Now researchers have developed flying “tug” drones not only capable of crouching and tugging, but that can also land on vertical surfaces, turn door handles, and remove obstructions.

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