Fire detected by thermal imaging sensors (IMAGE) DOE/Oak Ridge National Laboratory Caption An ORNL research team has demonstrated that thermal imaging sensors mounted on drones can sense the presence of fire under tree cover and indicate its size, even when there is little to no smoke. Credit ORNL, U. S. Dept. of Energy Usage Restrictions None 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.