How a 50-something who can't write code built an AI 'dot' to hang on a bag in 9 days using Codex | M5Stack StopWatch × ChatGPT dots

Introduction: 'dot' was a hit at the barThe other day, I went to a bar I'd never been to before by myself. In the flow of ...
Hackaday

Arduino Hacks

There are plenty of “robot” projects out there that are really just a small remote control platform of some sort. We often like to think of robots of having some sort of autonomy though. [Luca Fagioli ...

Manage Outdoor Irrigation with a DIY ESP32 S3 Sensor Node

Build a DIY ESP32 LoRaWAN sensor node to track garden temperature and humidity from up to 600 meters away. Includes PCB ...
NPR

Code Switch

October 27, 2026 • President Trump and Silicon Valley tech bros are obsessed with IQ, but the history of intelligence testing is full of bunk race science and eugenics. With the rise of AI's "super ...
GitHub

A simple near-field probe that makes electromagnetic interference visible with an Arduino and four LEDs

A simple near-field probe that makes electromagnetic interference visible with an Arduino and four LEDs - ShienLie/arduino-emi-sniffer ...
GitHub

Nhà thông minh qua MQTT

Hệ thống điều khiển và giám sát nhà thông minh xây dựng trên giao thức MQTT. Các thành phần gồm broker Mosquitto, thiết bị thật (ESP32) và thiết bị giả lập (Python), dashboard web, automation engine ...