SENSORS 1 (IMAGE) Rice University Caption Pucklike bioelectronics designed at Rice University contain programmable bacteria and are attached to an electrode that delivers a signal when they detect a target contaminant, enabling real-time sensing. Credit Brandon Martin/Rice University Usage Restrictions NONE License Original 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.