Science and technology

Associated Press
In this April 4, 2013 photograph, 14-year-old Guan Ya Smith uses her finger to draw Chinese characters on her ipod at her Rienzi, Miss., home, where she and her adoptive parents, Phillip and Niki Smith and their three other children are using their ipods and smart phones to communicate with her through the Google Translate program. Guan Ya is deaf. (AP Photo/Rogelio V. Solis)

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