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Make Every Week: Sensing Human Touch

Capacitive sensing is how your phone’s touch screen works — basically detecting the natural charge in a person’s body on the screen.

I’ve seen Team Blinky friend Liza Stark play and build simple touch sensors using the same technique with Arduino, so this week I gave it a try.

My goal: Use a touch sensor instead of a button on the Monthly Mood Cube.

It turns out to be pretty easy.

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John Keefe

Data Weather Editor at the New York Times • Previously at CNN, Quartz & WNYC • Founder, Really Good Smarts LLC

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