10 index cards that are each three inches by five inches (Alternatively, you could use fewer or more cards that are larger or smaller in size, respectively.) Colored markers of five different colors ...

Scientists have created a new light-activated ink that can change color on demand. It’s made up of microbeads of different colors that rise or sink in response to different wavelengths of light so ...

The E Ink display is great in that it comes across as a digital incarnation of print on paper. That way, it has several qualities of the latter, which include having the same feel like real paper.

Over the past few years e-radionica has launched a series of WiFi-enabled, hacker-friendly E Ink displays powered by ESP32 microcontrollers. The original InkPlate 6 used recycled Kindle displays, ...

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