This custom Wi-Fi router works off-grid with Starlink and can control my solar power station. Here's how I went about it.

There was a time when a CB radio was a simple affair: a small box with a channel selector, volume, and squelch controls. No ...

Chris Doble] has high ambitions: he’s making his own scanning-electron microscope, and as the first step he’s built a ...

From screw-in bulbs and colorful LED strips to table lamps and outdoor string lights, check out the top smart lighting we've tested for illuminating your space and setting the mood. I'm PCMag's ...

Abstract: This study presents the design and implementation of a Raspberry Pi-based automated desalination system for small-scale and community-level freshwater production. The system integrates ...

Abstract: The cold chain industry faces challenges in maintaining the quality of frozen and temperature-sensitive products during storage and transport due to temperature fluctuations, power outages, ...

A collaborative game development project for the STM32L476RG (NUCLEO-L476RG) platform, featuring three games within a shared menu system, rendering engine, and peripheral driver framework.

Live SSE (Server-Sent Events) push — temperature, humidity, VPD, lux, soil moisture updated every 30 s System health score (0–100) with deduction reasons 24 h min/max trends, sparkline charts BLE ...