Biobot (side view) (IMAGE) Institute for Bioengineering of Catalonia (IBEC) Caption Side view of a swimming biobot developed at IBEC, consisting of a muscle cell-laden hydrogel and a spring-like skeleton. These biobots can self-train, showing surprising speed and strength. Credit IBEC Usage Restrictions Credit must be given to IBEC 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.