Build Negative Ion Generator

In this article, I'll show you how to build a simplistic circuit to generate negative ions. Negative ions have been known to contribute to fresher air, happier mood, and general health benefits. However, they also look amazing in the dark (check out the photos below, purple pl ...more

In this article, I'll be showing you how to make a simple yet effective static electricity generator. Basically, this device allows you to carry a constant static charge on your body and discharge it on anything grounded or of opposite polarity. The electricity generated is ar ...more

In the following video, I demonstrate how to create a device capable of charging the body of anyone who wears it with static electricity, allowing a powerful shock to be discharged into anything that is touched. This grants the wearer the ability to do some pretty amazing thin ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more

Who would have thought that dryer sheets can be a quick remedy for super-staticky flyaway hair? But it's true. It's all about the positive charges in the sheets and their ability to neutralize electron buildup. And that's not the only surprising quick fix for hair problems tha ...more

In order to make your food taste good, your favorite restaurant is most likely using way more salt than you think they are (among other pro secrets). Which is why when you ask just about any professional cook what the biggest problem with most home-cooked meals are, they almos ...more

I was in college, and my 15-inch Sony Vaio laptop was my prized possession. It was my first PC and probably the most important thing I brought with me to my dorm — it was both how I completed my assignments and my primary source of entertainment. How could it turn its back on ...more

In this series, I'll be exploring electromagnetic weapons, how to build them, their function and application to the future, and the amazing possibilities electromagnetism has to offer. First, the electromagnetic pulse generator, or EMP. You've probably heard of these before, a ...more

Nikola Tesla In my opinion, one of the most neglected inventors of all time. The names Edison and Marconi come to mind as familiar, but Tesla? Most think of a car. Few know that Tesla is responsible for alternating current, florescent lights, radar, remote control, generators ...more

"What is dead may never die." That's easily one of the best lines (and episode title) from HBO's Game of Thrones series. While the saying may ring true for the Ironborn, it's not quite as catchy when it comes to batteries. Lithium-ion batteries power tons of consumer electron ...more

Volume markings on large pots and mixing bowls make life so much easier. They cut out the step of measuring and save you the trouble of washing measuring cups. However, there aren't many containers out there that actually have volume markers in them. Good news is that you can ...more

In the perpetual search for a renewable and convenient energy source, our bacterial friends have once again stolen the limelight. Since bacteria multiply so fast, they are the ultimate renewable resource. And since they are living organisms, their metabolism produces by-produ ...more

With the best selling phone on Amazon in 2018, Lenovo had big shoes to fill when making the successor of the Moto G6. Fortunately, Lenovo was up to the task. The Moto G7 continues to provide a high performance-to-price ratio, offering a worthwhile upgrade for G6 users while re ...more

Chances are that you've been using your microwave just to nuke leftovers, but they can do so much more than heat up last night's dinner—microwaves can help you peel garlic more quickly, get more juice out of lemons, disinfect your kitchen, dry out herbs, give beauty products n ...more

A good smartphone can be the perfect workout companion. You have music for motivation, videos for pushing through boring cardio sessions, GPS to keep you on course, and even an array of sensors for gathering data about your workout. But not all phones are created equal when it ...more

You can feel it in your bones. You may die if you don't get this phone. There's just one problem — the price. Suddenly, you come across what seems like manna from heaven. That very device, at a deeply discounted rate, can be yours. The only thing that makes you pause is that ...more