Test setup (IMAGE) Massachusetts Institute of Technology Caption This photo shows a test setup. The sensor is on left, and it is connected to a small circuit board. A long strip connects that to a larger cellphone-sized circuit board incased in plastic. Credit MIT researchers Usage Restrictions Credit must be given to the creator. No derivatives or adaptations of the work are permitted. License CC BY-ND 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.