Drone carrying magnetic sensor (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Yuxin Wu and Jiannan Wang from Berkeley Lab fly a drone carrying a magnetic sensor. Credit Jeremy Snyder/Berkeley Lab Usage Restrictions N/A 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.