ie8 fix

Hitachi's rolling robots

Hitachi's new "Emiew" robots, Pal and Chum, use wheels instead of feet to move at a spritely 3.7 mph. The rolling robots have a vocabulary of about 100 words and are intended for eventual use in offices and factories.

Credit: Toshifumi Kitamura/AFP/Getty Images

Emiew robots

 

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