Tricorder (IMAGE) University of California - San Diego Caption A "tricorder" developed by a team of researchers from Qualcomm Institute and UC San Diego School of Medicine features a simple test strip to check drinking water for pollution and an electronic device to check individual vital signs. The results are automatically collected in the cloud and analyzed to map environmental pollution or public health concerns. Credit Alex Matthews/Qualcomm Institute, UC San Diego Usage Restrictions with credit 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.