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.

Explore The Hindu Data Team's interactive story "Taking on the heat" detailing heat stress in Chennai's working class individuals.

We'll break down the major differences between all of them, as there's a lot to know if you're looking to invest in one of these to ensure you make the right choice. What is an ESP32? What ...