NASA Administrator Charles Bolden speaks to students from Albert Hill Middle School during a visit to the MathScience Innovation Center, Friday, Jan. 28, 2011, in Richmond, Va., as U.S. Sen. Mark Warner, D-Va., U.S. Rep. Bobby Scott, D-Va., seated, look on. During his talk, Administrator Bolden highlighted the importance of science, technology, engineering and math, or STEM, as he shared his life experiences with the students. (Photo Credit:NASA/Paul E. Alers)