Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch ...

Learn how to build your own simple DIY air pump using a plastic syringe, a small DC motor, and basic materials you may ...

We all carry supercomputers in our pockets and use dozens of electric gizmos every day but rarely stop to marvel at the magical act of flicking a switch. Use your ordinary conducting and extraordinary ...

Maybe you are familiar with the op-amp as an extremely versatile component, and you know how to quickly construct a huge variety of circuits with one. Maybe you even have a favorite op-amp or two for ...

Arduino is the now-famous microcontroller that has set a portion of the maker community free to design amazing creations. The Arduino board and platform is fairly simple, but it can be intimidating to ...

YOU can find yourself drowning in wires as your circuits get more elaborate. To add components without making an octopus, you need a breadboard. Breadboards are so called because early makers ...

In the ongoing drive to make circuitry ever smaller and more powerful, researchers in Canada have taken things to a very small extreme. They devised a method for turning individual silicon atoms into ...