There are two schools of thought when it comes to building bridges. There’s the traditional way involving humans assembling materials to create a unique structure. And then there’s the way MIT and the US Army want to do it: you open a box and a bunch of Lego-style construction bricks fly out and turn themselves into a bridge. When those bricks – actually, more like interlocking snowflakes – get done being a bridge, they could be autonomously reconfigured to suit another need such as becoming a boat or a glider. They could also simply disassemble themselves and return to storage.…
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