Nathaniel Craig and Matthew Helgeson (IMAGE) University of California - Santa Barbara Caption Nathaniel Craig, left, and Matthew Helgeson are recipients of 2015 Early Career Program awards from the US Department of Energy Credit Sonia Fernandez Usage Restrictions None 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.