Sea Beacons (image) Arizona State University Caption In the laboratory, a Sensorbot flashes out its code. By means of these brilliant blue pulses of light, the spherical undersea robot relays information about its environment. The light code is captured by high-speed cameras, which record and transmit the data for later analysis. Credit The Biodesign Institute & Arizona State University Usage Restrictions None 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.