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Commercial smart alarm clocks run $50 to $150 for a device that does exactly what the manufacturer decided it should do. You can't expand it or change it, and what you bought is what you get. Mine, on ...

When it comes to making things that glow, there are two ways to stand out from the crowd. You can make something very big, or something very small. [DIY GUY Chris] has done the latter, producing a ...

Clock Matrix with Raspberry Pi Zero and 4x1 Dot matrix (MAX7219) I wanted to use some hardware I had lying around to build a simple clock that I could keep in my room with a webcam I could position to ...

ATHENA-rods is a hands-on teaching platform built around two Raspberry Pi 5 units and a small visualization app. It demonstrates how a reactor’s neutron population responds to control-rod motion using ...