Coisiche writes "The BBC covers a team of scientists who are working on a new way to power medical implants: an internal biofuel cell. From the article: 'Their gadget, called a biofuel cell, uses glucose and oxygen at concentrations found in the body to generate electricity. They are the first group in the world to demonstrate their device working while implanted in a living animal. If all goes to plan, within a decade or two, biofuel cells may be used to power a range of medical implants, from sensors and drug delivery devices to entire artificial organs. All you'll need to do to power them up is eat a candy bar, or drink a coke. ... In 2010, they tested their fuel cell in a rat for 40 days and reported that it worked flawlessly, producing a steady electrical current throughout, with no noticeable side effects on the rat's behavior or physiology.' Of course, there's never been a sci-fi movie using such technology as a plot device..."
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