At an atom s level
How would you find the prospect of little machines crawling inside your innards to cure some terrible disease? Intrigued? Repulsed? Welcome to the happening world of nanotechnology, where scientists work on atoms and molecules to fashion intrusive devices like the one described above. In less than 20 years after the American scientist Eric Dexler described a powerful manufacturing system where robots the size of bacteria join individual molecules to form products
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