My Home Assistant automations no longer rely on online services for my temperature-based automations ...

Museums and trade shows have a problem: how do you keep a physical exhibit engaging for the thousands of people who walk past it every day? Static displays get ignored. Touchscreens are a start, but ...

Cook up some ESP32 projects this weekend.

Air is a necessity for us human beings, so monitoring it is important. Air quality is monitored in terms of the Air Quality Index(AQI), a single-number scale used to tell how polluted the air is and ...

Great project Lee, but when did soldering go the way of writing in cursive? I taught myself to solder at a single digit age, and that was so long ago I might as well have used a lump of burning coal ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Sensors are devices that detect and quantify physical aspects of the world around us. The measurement can either be read directly or converted to a signal for processing by electrical, hydraulic or ...

Continuous glucose monitors have become popular among people who have diabetes and those who need to track their glucose levels. These devices are painless and can easily sync up to an app on your ...