Electronic skin feels the heat, hears the sound

New materials show promise for covering prosthetic limbs, other medical devices

ELECTRONIC TOUCH  A new kind of electronic skin, designed to mimic the skin of human fingertips, can sense pressure, texture, temperature and even sound. 

Park et al/Ulsan National Institute of Science and Technology

A new electronic skin can feel the grain of sand paper, the heat and beat of a person’s pulse — and listen to Richard Feynman’s voice, too.