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World’s tiniest ‘computer’ makes a grain of rice seem massive

You failed to assume scientists could allow IBM's "international's smallest pc" boast move unchallenged, did you? Sure enough, University of Michigan has produced a temperature sensing 'computer' measuring 0.04 cubic millimeters, or approximately a tenth the scale of IBM's former document-setter. It's so small that one grain of rice appears enormous in contrast -- and it's so touchy that its transmission LED may want to instigate currents in its circuits. The size boundaries pressured researchers to get creative to lessen the effect of light. They switched from diodes to switched...