In this exciting tutorial, learn how to make a free charger using a DC motor! Discover the basics of converting mechanical energy into electrical energy, allowing you to charge your devices ...

Thinking of tackling electrical repairs but don’t know where to start? With just a little knowledge–and less than $100 worth ...

Many climate scientists call our current epoch the “Anthropocene” — the first human-driven climate era. Many technologists ...

Among the abundance of components making up electronic circuits, very few are as important as capacitors. These components, taking the form of conductive plates separated by an insulating material ...

Here is a close look at the common- versus differential-mode voltage and instrumentation amplifier (IA) topologies.

Originally I wanted to buy an EV to use as a giant rolling power plant for all the gadgets I own and get to play with as a ...

Your home is one of your biggest investments. From the appliances you picked out to the flooring you saved up for, every choice carries value. That’s why protecting what you already have is just as ...

Wondering how hard the PE exam really is? Discover why engineers say it’s one of the toughest tests—and how to prepare, ...

He also has extensive knowledge of, and practical expertise with, the National Electrical Code (NEC). Through his consulting ...

From propane fire pits to compact tabletop models, we tested them all to find the best options for every space and budget.

We spent months testing 10 popular massage guns, comparing their performance in terms of power, noise, battery life and usability. Three stood out as the best.