Studying the dark sector (IMAGE) University of Delaware Caption Swati Singh, University of Delaware assistant professor of electrical and computer engineering, hopes her work can improve the common language and collaboration between cosmologists and experimentalists that study the dark sector. Credit Photos by Evan Krape and NASA Usage Restrictions No restrictions. License Public Domain 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.