printed robots

Before-and-after stills from the video "An End-to-End Approach to Making Self-Folded 3D Surface Shapes by Uniform Heating." The left image shows the self-folding sheet for a humanoid shape, while the right image shows the completed self-folded humanoid shape. Courtesy of the researchers
Bake your own robot

New algorithms and electronic components could enable printable robots that self-assemble when heated. In two