Old Toothbrushes Never Die

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While it’s good to dream, many of us realize it’ll be a long time before we can build our own Predator UAV. Or maybe we just want to start small. Thanks to YouTube and Evil Mad Scientist Laboratories we can build our own micro robot for cheap:

Pager motors are available from a number of surplus electronic parts outlets such as BG Micro, or you could salvage one from an old pager or cell phone. (You do have old pagers and cell phones lying around, don’t you?)

While this may seem like a simple toy to entertain the kids for a few minutes, it actually demonstrates what may be up-and-coming medical technology. According to Gizmodo, scientists are proposing to build nanobots that use a similar means of propulsion to travel through a person’s arteries, delivering medicine to clear blockages.

Hows that for fighting plaque?

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