(Ecole Polytechnique Fédérale de Lausanne) EPFL scientists have developed microscopic, hydrogel-based muscles that can manipulate and mechanically stimulate biological tissue. These soft, biocompatible robots could be used for targeted therapy and to help diagnose and prevent disease.

Original source: https://www.eurekalert.org/pub_releases/2019-02/epfd-grt020719.php