The Smart SMS Alert System using Seeed Studio Xiao ESP32 is one of the compact IoT projects that uses an HC-SR04 ultrasonic sensor to detect nearby movement. The system acts like a motion detector ...

Commonwealth election observers found no evidence that the bloated voters list was used to cheat at the September 1, 2025 general and regional elections, but recommended that Guyana introduce a ...

We’ve received a review sample of the Lockzo AL501 3-in-1 smart door lock system (Smart Lock + Video Camera + Doorbell). It supports 2.4GHz Wi-Fi and integrates a 2K resolution camera with a wide 180° ...

Palm-reading (or more precisely, palm vein recognition) smart locks aren't exactly new, but good ones from reputable brands can get pricey. Enter Wyze with its new Palm Lock that promises to bring the ...

Paul and David Bradt’s Ardiono Projects offers multiple ways to use Arduino and Raspberry Pi microcontrollers for your model railroading projects. Buy the book here. Code for Button/Blink Test (SN095) ...

Abstract: As more households employ domestic help, the houses need security systems, especially those which are efficient but user friendly. Previous biometric systems which use fingerprint scan offer ...

Embedr is an AI-powered Arduino-like IDE designed to simplify development for Arduino-compatible microcontrollers. It looks very similar to the Cursor code editor and uses Microsoft’s Monaco Editor ...

The Unique Identification Authority of India (UIDAI) is introducing a major update to the Aadhaar digital ID system where a QR code build in a new app will streamline the digital ID verification ...

Keep out intruders and unlock your base with style! 🔐 In this Minecraft tutorial, I’ll show you how to build a Working Password Door using buttons, levers, item frames, or dropper codes — secured by ...

Deltarune Chapter 3 has a lot of puzzles and secrets for you to uncover, and the Parental Lock System is one of them. This episodic RPG is unique in the sense that it deviates from modern-day titles ...

TP-Link Systems Inc., a leader in networking and smart home solutions, has unveiled the Tapo DL100 Smart Deadbolt Door Lock. This latest addition to its award-winning Tapo smart home portfolio ...