Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

The beginner’s guide for hobbyists and makers unlocks some of the practical secrets behind lightning detection design.

As I've experimented and played with a lot of different sensors, I've discovered that these basic devices can be built for super cheap, and they're incredibly versatile. When you're done using an ...

Discover the best kids coding languages by age, with comparisons, tools, and tips to help children thrive in tech.

New processes turn plastic waste into carbon nanotubes and hydrogen, offering cleaner recycling, economic value, and a step ...