Reverse polarity is one of the most common causes of circuit failure, from hobby projects to industrial systems. The good ...

Arduino is a microcontroller designed for real-time hardware control with very low power use. Raspberry Pi is a full computer that runs operating systems and handles complex tasks. Arduino excels at ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, ...

Abstract: This study focuses on battery degradation within Lithium-polymer (Li-po) batteries. Two factors that can influence the speed of battery degradation are temperature and charging/discharging ...

Fidget toys are everywhere these days. A particularly popular type simply puts some keyboard switches on a plate to provide a certain type of clicky satisfaction. [wjddnjsdnd] took that concept a ...

I love the Pi, but it's not always the best tool for the job.

Here we detail the design and implementation of a compact, low-cost, smart air-quality monitoring system based on the Arduino ...

What if you could combine the simplicity of Arduino with the power of a Linux-based processor, all in one compact device? Enter the Arduino Uno Q, a new development board designed to handle everything ...

Faster charging, greater durability, cheaper production, more energy density, and improved safety. Donut Lab unveiled a production-ready solid-state EV battery at CES 2026 that recharges fully in five ...

As brand new gadgets come in and old ones are moved out of homes, one 2026 ban to note aims to keep the batteries in those items out of landfills for the safety of people and property. Under the ...

Laptop batteries can be a bit of a mystery. You’ve been told when you bought your laptop that its battery can last a certain length of time, but can it really last that long? You don’t have to sit on ...

iFixit's new app comes with all the information you need to prolong the lifespan of your phone -- including an AI chatbot for specific guidance and a battery death predictor. Katie is a UK-based news ...