From Anne Yoncha on vimeo:Each fan interacts with a suspended vellum structure which moves more or less depending on wind speed. The vellum is painted with an ink made of fermented pine needles from the tree, and depicts changes in canopy density based on height.See moreEach Friday is PiDay here at Adafruit! Be sure to check out our posts, tutorials and new Raspberry Pi related products. Adafruit has the largest and best selection of Raspberry Pi accessories and all the code & tutorials to get you up and running in no time! // Read more: original article.
