Open Device Shows Internal Actuators (IMAGE) Northwestern University Caption The 15-centimeter-by-15-centimeter sheet-like prototype can comfortably laminate onto the curved surfaces of the skin without bulky batteries and cumbersome wires. It holds 32 miniaturized actuators, embedded into soft, flexible silicone. Credit Northwestern University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.