Science and technology

Associated Press
People are reflected on the electronic board of a securities firm displaying Sony's stock price at 999 yen in Tokyo, Monday, June 4, 2012.  Sony's stock price fell below 1,000 yen for the first time since 1980 in a symptom of its decline since huge success with the Walkman three decades ago. Sony's shares dipped to 990 yen Monday before recovering slightly on the Tokyo market. (AP Photo/Koji Sasahara)

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