This weekend, middle and high school students from across the country competed in the 24th annual National Science Bowl. After a series of round robin and double elimination competitions over the weekend, the final teams went head-to-head in the final rounds at the National Building Museum Monday morning. Mira Loma High School from Sacramento, California, won first prize for the high school competition, while the Greater Boston Science and Math Team emerged victorious in the middle school competition. In this photo, Energy Secretary Ernest Moniz addresses the students before final competition awards are announced. | Photo courtesy of the Energy Department.