Your nerve system is your body's master communication system. Your brain - your body's central processing unit - receives information from every other system. Information on sight, sound, touch, taste, and smell is constantly bombarding your brain. Information on muscle activity, placement of your arms

The metaphor linking the human brain with computer hardware is now so well known that it features regularly in news media stories. But computers have only been with us since Colossus and ENIAC (electronic numerical integrator and computer) were constructed in the mid-1940s. The metaphor linking the code