lcd screen

Magic 8 Ball (Magic 2 Ball) With Voice, Round Color LCD Screen and Motion Sensing

In the long tradition of fortune telling Magic 8 Balls I created a self-contained Magic 2 Ball running a Raspberry Pi Zero 2. When you shake the ball and turn it over, the answer tile is displayed on a round screen and the answer is spoken out loud. The 110mm diameter ball is 3D printed …

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Human Motion Powered Nanotechnology Devices

Michigan State University researchers have came up with a new method for  harvesting energy from human motion using nanotechnology. They designed a low-cost film-like device, a nanogenerator, than can power a LCD display,  keyboard, and some LEDs without any source of electric power, by only using some human touching or pressing. This device called FENG, …

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