Build Simple Electric Motor

If we were to assign a theme for the 2019 edition of the Next Reality 30 (NR30), it might be something along the lines of, "What have you done for me lately?" Many of the top names in the industry from the 2018 edition remain the same, but their positions have shuffled. The p ...more

I remember a time when I had to rent a VHS from the local video rental store. It wasn't all that bad, with the only real annoyances being the trip to and fro, having to rewind the movie and the possible malfunction of my VHS player, which liked to eat tape from time to time. ...more

Remember the arcades? Were you saddened when they closed up one by one, leaving no outlet to actually go out and socialize while you played video games? With all the home consoles and internet connectivity, gaming has evolved, but the social factor has been eliminated. Sure we ...more

If you're a legit Gran Turismo fan, you've already gotten the new Gran Turismo 5 for PlayStation 3. There's a lot of new features in GT5, and one that returns is the License Test challenges. One change in the License Tests in GT5 is that it ties every mode into a single, persi ...more

Movember is here, and if you haven't already started growing your moustache, then you still have time. Movember takes place during the entire month of November, and if you haven't figured it out quite yet, it is a portmanteau of the words moustache and November. A portmanteau ...more

General Electric isn't known for their Christmas lights, but maybe they should be, because their GE Color Effects are pretty awesome. Especially the LED Color Effects G-35 String sets. And especially when someone named Darco hacks them. Darco, whose real name is Robert Sun Qu ...more

First off, don't be frustrated. YOU CAN DO IT! Contrary to the message in the image above, it's NOT over. It's just beginning. And when it comes to solving the New York Times crossword puzzle, the old cliche does apply: practice makes perfect. I've read quite a few books and ...more

PopSci breaks down how basic functions of R/C work. Once you've mastered it, the sky is the limit. You can remote control anything. Well, almost anything. "The basic R/C setup consists of a transmitter, a receiver, and several actuators on the receiving end—either servos (ele ...more

The use of unmanned aerial vehicles (UAVs) has been widely used by the military for surveillance and reconnaissance missions—even armed combat. But there are other beneficial applications of an unmanned aircraft, such as search and rescue operations, scientific exploration, lo ...more

It took him a year to build and about $30,000 in parts, but Steve Hassenplug has created a truly magnificent robotic chess set, inspired by the magical chessboard in the first Harry Potter movie. Quite a task, but Hassenplug did an incredible job! Via PopSci: "Hassenplug and ...more

A British prisoner was recently caught with a tattoo gun rigged from a Sony Playstation. The crafty D.I.Y.er broke down the Playstation and attached the console motor to a finely sharpened ballpoint pen. The Sun reports: "A source said: 'It was a truly bizarre piece of DIY, ...more

LEGO technic builder Sariel presents a mighty impressive weekend project: a motorized LEGO hand that emulates actual human movement. This feat of plastic engineering runs on a combination of electric motors and pneumatic valves. Says Sariel, "The most complex part of the arm ...more

Arvind Gupta is an Indian educator and inventor who makes whimsical, elegant toys from simple and inexpensive materials. His site has hundreds of free project tutorials, with simply outlined instructions in the categories of science, math, astronomy and more. Below, peruse the ...more

In the market for a personal helicopter but anxious about increasing your carbon footprint? Pick up a peroxide-powered single-seater like Avimech International's Dragonfly and chop till you drop. WIRED's Autopia blog reports, "The Dragonfly is ... simple to fly and uses two s ...more

I love making beeps and bloops with the Arduino pitches library, but sometimes archaic 8-bit tunes just don't cut it. Whether you want your robot to terrify your enemies with a demonic synthetic voice, you just need a pocket boom box on the go, or you want to a miniature guita ...more

If you're like me, you were always jealous of the kids with rich parents who got to ride around in their own Power Wheels cars. Now that I am tall enough to sell my body and time, I find myself attaining childhood dreams like buying my own Power Wheels car. I would not have ch ...more

While there's an art to surviving the all-nighter, there's also an art to staying awake throughout the day when you're operating on little to no sleep. In 1964, the record for sleep deprivation was set by 17-year-old Randy Gardner, who stayed awake for an incredible 264 hours ...more

The very basic building block of street art is the tag. Although most people find them ugly, i just think that every artist needs to start somewhere, for street artists, its the tag. Firstly the tag is basicly writing your name, or whatever name you use for your art on a wall ...more

Looking to be the world's best violinist or fastest banjo player? If you didn't start practicing when you were a kid, learning a new stringed instrument is extremely challenging. But an upcoming device may change all of that, if you don't mind being shocked by 28 different ele ...more

In this article, I'll show you how to make a high-powered, long-range, air-powered rocket gun. This launcher is based on a sprinkler valve, a modified propane tank, and a few other components. Though not hard to make, this device is VERY dangerous! The rocket can seriously har ...more

Rockets are lots of fun when you are launching them. However, finding them can be an arduous if not maddening task. Fancy space rockets have lots of tracking equipment to make touchdowns as simple as pie. Today, we look at embedding LEDs into your hobby rocket for easy night f ...more

Smartphones are crazy awesome. You can do your banking, track your children, find directions, and even pretend to have a mustache. The only thing that these personal supercomputers are missing is physical interaction with the environment. I wanted to be able to call my house ...more

Fans of Doctor Who know that the sonic screwdriver is the ultimate tool. It can unlock doors, turn on lights, detect life forms, solder wires, and sabotage weapons. Presumably, the sonic screwdriver creates sonic vibrations to achieve whatever the doctor wants by vibrating th ...more

Microcontrollers are great. You can do anything from water your garden to catch wildlife trash diggers in the act—and on the cheap. I prefer to use the Arduino microcontroller because of the large and helpful community built around the website. Though it is my favorite, there ...more

If you've ever been inside of a real laboratory, you probably noticed how expensive the equipment is. You'd never be able to afford even just one of those ultra high-tech machines required to splice genes or split atoms. Even the lesser machines can be prohibitively costly, in ...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. This week: A phoneography challenge on silh ...more

How to be a better guitarist Have you ever just wanted to pick up that old guitar that is just laying around? Or found yourself bursting with creative ideas but don't know how to express them with a guitar? I want to show you my way on becoming the best guitarist you can be, ...more

Take It On Many critics of Traditional Martial Arts (TMA) base their criticisms on the training methodology of the “old school.” Kata and pre-arranged partnered sets, they say, don’t prepare the trainee for anything “real.” The approach of TMA, they continue, is based on assu ...more

If you've ever had teeth removed/minor surgery, you most likely received some laughing gas, or nitrous oxide. This gas creates a happy, lightened feeling, and causes instant laughter. In this article, I'll show you how to make some. BUT BE CAREFUL!!! DO NOT proceed in this exp ...more

Banksy, Cope2, Invader, Retna, Mr.cartoon, They all have a few things in common. Firstly, they are all extremely talented and well known urban artists. Secondly, they all have very memorable and very, very cool names. Banksy is the most well known of the bunch, and in my opin ...more

Since the invention of the mechanical clock, enclosure of the commons, and proletarianization of labor, the alarm clock has been the bane of our existence. While not actually evil, it does represent the constant and uncompromising glare of our owners shaking a patronizing fing ...more

I have an absolutely wonderful time making projects and writing articles for all of you mad scientists! Today, I will bring you behind the scenes for a look at the workbench, tools, and software that make the Mad Science World possible. Above is my beautiful workbench! My who ...more