Crystalline ‘artificial muscle’ makes paper doll do sit-ups (video)

This foil paper doll, as seen above, is able to move thanks to a new material.


Scary movies about dolls that can move, like Anabelle and Chucky, are popular at theaters this summer. Meanwhile, a much less menacing animated doll has chemists talking. Researchers have given a foil “paper doll” the ability to move and do sit-ups with a new material called polymer covalent organic frameworks (polyCOFs). They report their results in ACS Central Science. Watch a video of the material in action here.


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