Electronic tongue cover art (IMAGE) Penn State Caption Researchers developed an electronic tongue that can identify various liquid samples using artificial intelligence. When asked to define its own assessment parameters, the AI could more accurately interpret the data generated by the electronic tongue. Credit Saptarshi Das Lab/Penn State Usage Restrictions Must use credit 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.