It sounds like something out of a fantasy film: a vat of sand into which you plunge a small object only to watch the sand bind together to form larger copies of the same object. Such “smart sand” isn’t exactly a reality just yet, but a team at MIT’s Distributed Robotics Laboratory (DRL) has a vision for tiny granules–“smart pebbles”.
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May 27, 2012 at 3:06 pm
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