NASA Chief Technologist Douglas Terrier, center, and NASA Deputy Chief Technologist David Steitz, left, talk with a Harding University student researcher about LED technology being used to track atmospheric composition, while attending “NASA Day in Arkansas” hosted at the university in Searcy, Arkansas on Jan. 27, 2020.
NASA Chief Technologist Douglas Terrier, center, and NASA Deputy Chief Technologist David Steitz, left, talk with a Harding University student researcher about LED technology being used to track atmospheric composition, while attending “NASA Day in Arkansas” hosted at the university in Searcy, Arkansas on Jan. 27, 2020. (Credit: Harding University)