This invertebrate gripper uses air pressure to grab onto objects. The secret is all in the design. But you don’t have to reinvent the wheel. If you’ve got a 3D printer you can follow this ...

The gripper is just a flexible rubber membrane filled with small beads. When it is pushed over a object and the air is sucked out, it holds all the beads together, molded to the shape of the object.

Millirobots with tunable adhesive microstructures grip and release solids and liquids in both air and underwater environments using magnetic control. (Nanowerk Spotlight) Magnetic soft robots have ...