Flickering LED tea lights are a friendly and safe alternative to having flaming little pots of wax situated around your home, but sometimes the flicker scheme leaves something to be desired. [Roger ...

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Raspberry Pi You might ask why I chose a Raspberry Pi Instead of an Arduino or ESP32? You could try to build this on an Arduino or ESP32, but only if you enjoy pain; they simply can’t run rtl_433, can ...

There is a point where taking technology for granted hides some of the incredible capabilities of seemingly simple devices. Optical mice are a great example of this principle, using what are more or ...

Imagine a "smart nose" installed in a room. Using electronic sensors (gas and particle detectors), this system constantly smells the air for dust, humidity, temperature, and toxic gases (like carbon ...