CB2 is a child-sized robot developed at the Japan Science and Technology Agency. CB2, which stands for Child-Robot with Biomimetic Body, was unveiled at Osaka University. CB2 (which appears to be pronounced "cee-bee-squared") reproduces the slightly gawky movements of a 1-2 year old toddler with eerie accuracy. CB2 is 130 centimeters long and weighs about 33 kilograms; it has 56 air cylinders that provide muscular strength in a human-like way. CB2's eyes are also cameras; its ears are...