Takao Someya of the University of Tokyo has built for himself a stretchy, flexible conducting material using carbon nanotubes mixed with a polymer.

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Luckham and Torres milled down old fabrics and mixed the fibers with a polymer, then added a solvent that would evaporate before the formula hit a surface and turned solid on contact.

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Hycrete's additive is based on a water-soluble molecule that transforms when mixed into concrete, becoming a water-repellent polymer.

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