Spotlit by sun power (IMAGE) DOE/Sandia National Laboratories Caption A team of researchers from Sandia National Laboratories recently used tethered balloons to collect samples of airborne dust particles to ensure the safety of a falling-particle receiver for concentrating solar power, an emerging solar power technology. Credit Photo by Randy Montoya/Sandia National Laboratories Usage Restrictions With credit License Licensed 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.