A flexible hydrogel-based touchpad lets you play chess on your arm

Ars Technica 2016-08-18

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Short demo: A flexible hydrogel-based touchpad lets you play chess on your arm.
Credit: Kim et al., Science (2016)
Read the article: http://arstechnica.com/science/2016/08/gel-based-touchpad-lets-you-play-chess-on-your-arm/
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