Before wireless sensors and connected security systems became commonplace, protecting a room could be as simple as a laser ...

But can we extend the capabilities of a $5 ESP32-CAM module to build something similar? In this project, we are going to ...

"Where did my pet go?" If you have a pet, you've probably asked this question at least once. One moment they're playing ...

Make a compact 4WD spy car with XIAO ESP32-S3 Sense, camera, motors, and phone streaming. Includes live FPV video to any smartphone and a military-style web dashboard. Cheap and weekend-friendly: ...

Cook up some ESP32 projects this weekend.

First look: Matthias Balwierz, a hardware hacker better known as Bitluni, is building a home-made GPU out of thousands of low-cost microcontrollers. Instead of relying on a single powerful processor, ...

What sounds more terrifying than a part-cockroach, part-robot cyborg? Definitely one that can also breathe underwater. Yet, ...

Our team designed and built a fully functional prototype from the ground up. We handled the firmware, the PCB layout, the 3D ...

A ballerina music box is a charming ornament, but it remains one that is limited by its mechanism to a very short performance. [ShielaDixon] has one, and decided to make so much more with it. The ...

Programmable logic controllers are widely used in industrial automation systems to control machinery, monitor sensors, and manage manufacturing operations. Although PLCs provide reliable machine ...

On the one hand, the original Apple II has been copied over and over again since at least the early 80s, so maybe this hack is old hat to the greybeards around here. On the other hand, this is the ...