Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

The ability to make a very miniature on/off switch changed the world. These tiny switches, known as transistors, make up the basis of all modern computing—they drive your cell phones, your bank ...

We may receive a commission on purchases made from links. Batteries aren't quite as omnipresent as they once were, since so many modern electronics come with rechargeable lithium-ion battery packs ...

Editor's take: The University of Arizona could become the birthplace of the world's first petahertz-speed transistor. If successful, this research work could mark the dawn of a new era in computing, ...

So you finally decided to hop on the Arduino bandwagon and start making electronic projects as a fun hobby. As a beginner getting started with Arduino, your first instinct is typically to buy a ...

The act of making a putting stroke is a simple art. The basics can make or break you on the green. Get those right, and much of your technique will fall into place. It will free you up to focus on ...

From smartphones to supercomputers, electronics have a heat problem. Modern computer chips suffer from microscopic “hotspots” with power density levels that exceed those of rocket nozzles and even ...

Integrated circuits (ICs) serve as the basis of computers, tablets, smartphones, and other technology that enhances our daily life. For around 60 years, those circuits have been made from silicon with ...