Celebrating The Infinity Of Pi Day With Thermochromic Foil

Thermal printer with a loop of thermochromic foil inserted in it, printing digits of Pi on the loop.The digits gradually disappear from the foil as it exits the printer.

It might take you some time to understand what’s happening in the video that Hackaday alum [Moritz Sivers] shared with us. This is {Moritz]’s contribution for this year’s Pi Day …read more Continue reading Celebrating The Infinity Of Pi Day With Thermochromic Foil