Flying “tug” drones anchor to objects to pull 40 times their weight Flying “tug” drones anchor to objects to pull 40 times their weight ZDNet Who needs thumbs? Not these drones C4ISRNet Inspired by spiders and wasps, these tiny drones pull 40x their own weight TechCrunch Stanford researchers modify small flying robots to anchor onto surfaces and pull heavy loads Stanford University News Full coverage Brought to you by Google News. Read the rest of the article here. FacebookTwitterGoogle+Pinterest