Robots can recharge themselves by 'eating metal'
researchers from the university of pennsylvania school of engineering and applied sciences have just announced a bold idea: robots can recharge themselves by coming into contactHydrogel can help heal diabetes ulcers
hydrogel invented by rice university can help the body recover from diabetes-related injuries.Hydrogel is made in 3D for use in soft robots
scientists have found a way to develop hydrogels to mimic the structure and shape of plant or animal tissue, a progress that can be used in soft robots.