A mini-suction cup allows for the painless administration of medications that previously could only be injected. It stretches the mucosal lining of the cheek and, in combination with a ...

While there already are powered suction-cup devices that allow people or robots to climb walls, they only work on smooth surfaces. Chinese scientists, however, have now developed a system that sticks ...

A new octopus-sucker-inspired suction cup could make it much easier and more energy-efficient for robots to lift and release rough-surfaced objects. The secret lies in using water to mimic octopus ...