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Biological - Robopike or Wanda In the water, pike can accelerate at a rate of eight to twelve g's - as fast as a NASA rocket. To scientists, the speed is inexplicable. In an attempt to understand how the flap of thin fish tail can push a fish faster than a propeller, John Kumph, then an MIT graduate student, built a robotic version of a chain-pickerel - a species of pike - with a spring-wound fiberglass exoskeleton and a skin made of silicone rubber. Now under further