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.

Fix leaking faucets and replace tired shower curtains with glass panels. Updating an old bathroom vanity will reap rewards, as will new tile, hard wares or a sleek towel stand. Add a slick mirror to ...