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 ...

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 ...

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

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

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.

I Used a Watt Meter to Save Money on My Electric Bill. It Was Weirdly Fun—and Enlightening.

At first glance, it’s a wonder that parasitic nematodes exist at all. To reproduce, these minuscule creatures—roughly the size of a pinpoint—must leap 25 times their body length and land on a flying ...

These 26 breakthrough products and technologies—handpicked by our editors—are redefining AI, computing, and the connected ...

Z-A player points out that one of the game's more common critters is Shiny Locked until a specific condition is met during ...