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 contact3D material changes shape octopus
Engineers at Cornell University, USA, developed a stretchable surface capable of changing the structure from 2D to 3D, allowing itNew type of battery charger for smartphones less than 1 second
Smart phones (Smart phones) are becoming more sophisticated than ever, but so far, their batteries are still relatively 'antique'.