Korea, Jeju Cave Measuring Sensor. (IMAGE) National Research Council of Science & Technology Caption Photo of the site attaching the developed sensor in the lava cave. Credit Korea Institute of Civil Engineering and Building Technology Usage Restrictions The sources of photos and research results from KICT must be specified. 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.