Robot Arm Tastes With Engineered Bacteria (video) University of California - Davis Share Print E-Mail Loading video... Caption This robotic gripping arm uses engineered bacteria in wells in its fingers to 'taste' for a specific chemical before deciding whether to pick up the ball and put it in the bath. The system was developed by engineers at UC Davis and Carnegie Mellon University. . Credit Tess Hellebrekers, Soft Machines Lab, Carnegie Mellon University Usage Restrictions May be used with acknowledgement. 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.