MIT’s Smart Sand Can ‘Build’ Whatever It Touches

Of late, people working in specialized fields such as industrial design, architecture and the medical and dental industries have been going gaga over 3D printing, a process in which three-dimensional solid objects are produced on a special printer using materials such as molten polymers. However, this technology may be trumped by research on so-called self-sculpting sand being conducted at the Massachusetts Institute of Technology. The material’s not really sand. Instead, it’s what you might want to consider pebbles — cubes measuring 10 mm to a side.
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