Sometimes, projects start in somewhat unlikely places. This one began when [Istvan Raduly] scored a fake raven at a neighbor’s garage sale and decided to turn it into a thunder-and-lightning ...

This ESP32 motion sensor project pairs the HC-SR501 PIR sensor with Arduino to build a real-time motion detection system with a live web dashboard. It works as a home automation trigger or as a first ...

India has 29 states with at least 720 districts comprising of approximately 6 lakh villages, and over 8200 cities and towns. Indian postal department has allotted a unique postal code of pin code to ...

Disclaimer: The information provided here is latest and updated as available from India Post, but the users are advised to verify information with the respective Postal Office before using the ...

These are some great DIY projects that you can do for cheap.

The ESP32 keeps finding new jobs in my house.

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

Inductive sensors are non-contact proximity sensors that detect ferrous targets, ideally ones made of mild steel thicker than one millimeter. They consist of four major components: a ferrite core with ...

Passive InfraRed sensors (PIRs) are electronic devices which are used in some security alarm systems to detect motion of an infrared emitting source, usually a human body. All objects, living or not, ...

AI.duino integrates the API providers Claude, ChatGPT, Gemini, Mistral, Perplexity and Cohere, Croq, aggregator services OpenRouter and Hugging Face, and local ...

Broadband thermal radiation inevitably limits the performance of room-temperature infrared detectors. Here, the authors demonstrate an in-sensor background-offset cancellation mechanism enabled by ...