iONiUM writes "From the article: 'Many are only just getting their heads around the idea of 3D printing but scientists at MIT are already working on an upgrade: 4D printing. At the TED conference in Los Angeles, architect and computer scientist Skylar Tibbits showed how the process allows objects to self-assemble.' There could be many applications for this. Definitely a cool step forward." Pictures and video of the process.
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