A clock is by its very nature a device for measuring time, and thus it moves forward at a constant rate. But how about in a ...

I'm making a glowing crystal diorama! **MATERIALS:** **Smoke machine:** - Vape - Air pump - Plastic/silicone tube - Liquid container - T/L connectors (for the tubes ...

Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components to a 555. But you needn’t go so fancy! [The Design Graveyard] explains how ...

For some, Halloween is starting to rival Christmas for setting up elaborate holiday decorations. Homeowners now spend many hours─and sometimes dollars─creating ghoulish displays of lit pumpkins, ...

I'm making a glowing crystal diorama! **MATERIALS:** **Smoke machine:** - Vape - Air pump - Plastic/silicone tube - Liquid container - T/L connectors (for the tubes ...

Fire safety alarms are crucial in both residential and industrial environments. Early fire detection can prevent significant damage and save lives. Flame sensors offer one of the most efficient ...

ACEBOTT QE007 ESP32-based Smart Home Starter Kit is a STEAM (Science, Technology, Engineering, Arts, and Maths) education platform that involves story reading, assembling a wooden house with various ...

Learning electronics? Then, chances are you already know what an Arduino is, or at the very least, you've heard of it. After all, it's among the most popular electronics platforms available in the ...

The following project is an update of Gary D. Patterson’s “Simplified CTC signals” in the July 1988 issue of MR. Bringing the project up to date was a large endeavour. The block control project now ...

Adafruit Metro M7 is a development board based on a 500 MHz NXP i.MX RT1011 Arm Cortex-M7 crossover MCU that follows Arduino UNO form factor and integrates the ESP32-based “AirLift” WiFi module for ...

After a time with a multimeter and scope, the othewise-undocumented Cronos board for home-build cnc machines has revealed some of its secrets. Overall, it seems like a proper grown-up design with a ...