Future of self-assembly? A multi-material 3D-printed strand that folds into a cube. Image: MIT Self-Assembly Lab One day in the not-too-distant future, you will be able to buy a chair from Ikea, bring it home and watch it assemble itself in front of your eyes.
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http://www.guardian.co.uk/artanddesign/architecture-design-blog/2013/apr/10/4d-printing-cancer-nano-robots