2018-01-042018-01-042017http://hdl.handle.net/10919/81515Momentum is the quarterly magazine of the Department of Mechanical Engineering at Virginia Tech. In this issue: Using sound to increase working memory; Researchers find way to print the unprintable; Building a low-cost UAV to help UNICEF in Malawi; Students earn wins with Dream Machine & golf club grips; Fractals may be key to catching sun's rays; New Feature: About Alumni.en-USCreative Commons Attribution-NonCommercial 3.0 United StatesPeriodicalhttps://newsstand.joomag.com/en/momentum/M000658000145876313623