Scientists invent robot that climbs surfaces like Spider-Man

A pair of researchers from Zhejiang University in China have developed a device that allows humans or robots to scale walls like the Amazing Spider-Man. Researchers Xin Li and Kaige Shi developed a novel vaccuum suction unit capable of gripping rough, uneven surfaces. Until recently, if you wanted to suction-cup your way up a wall it’d have to be made of glass, slick marble, or some other unbroken surface. Standard vaccuum devices rely on an unbroken seal between the atmosphere and the ga