Pinpointing Sources of Water Pollution with a Robotic Eel (IMAGE) Ecole Polytechnique Fédérale de Lausanne Caption Envirobot takes measurements in the water and sends the data to a computer in real time. Credit © EPFL / Alain Herzog Usage Restrictions None 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.