NASA exhibits and education lead Tony Springer (right) demonstrates a flow visualization wind tunnel to help visitors conceptualize how a wind tunnel works and what it contributes to aeronautics.
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NASA exhibits and education lead Tony Springer (right) demonstrates a flow visualization wind tunnel to help visitors conceptualize how a wind tunnel works and what it contributes to aeronautics. The miniature wind tunnel was one of the interactive displays in the NASA exhibit at the 2009 Albuquerque International Balloon Fiesta.October 4, 2009
NASA Photo / Tom Tschida