The Walking Hydrogel (video) RIKEN Share Print E-Mail Loading video... Caption A sped-up video showing how the hydrogel can walk in a water environment as the temperature is raised and lowered. Credit Kim et al. Nature Materials Usage Restrictions Please credit to Kim et al. Nature Materials Share Print E-Mail 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.