Prezemyslaw Kornatowski, an engineer of Ecole Polytechnique Federale de Lausanne's laboratory of intelligent systems, controls GimBall, a flying robot equipped with a passively rotating protective ... more 
Prezemyslaw Kornatowski, an engineer of Ecole Polytechnique Federale de Lausanne's laboratory of intelligent systems, controls GimBall, a flying robot equipped with a passively rotating protective cage to keep it stable even during collisions, at the International Robot Exhibition 2013 in Tokyo November 8, 2013. A total of 337 companies and organizations are exhibiting at International Robot Exhibition 2013, which will be held until November 9, 2013. REUTERS/Yuya Shino (JAPAN - Tags: SCIENCE TECHNOLOGY) less 
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Reuters | Photo By YUYA SHINO / REUTERS
Fri, Nov 8, 2013 4:25 AM EST