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
As someone who keeps an electric drill in the same 5 foot proximity of a manual wall pencil sharpener, here's a clear cut case of "Why didn't they think of this sooner?!"... Introducing, the coolest drill bit ever: Wowee, just watch it go. The C.H. Hanson Pro-Sharp Finishing P ...more
EL Wire is a bit tricky if all you want to do is glow. But there's a lot to know about the technology, as well as helpful information to get you addicted to it. EL Wire is a thin copper wire that gives off a beautiful glow when an electric charge is applied. There are 10 color ...more
INTRODUCTION The everyday PC user doesn't think much about its PC and problems that can cause critical damage to their data or other stuffs stored on Hard drive and other electronic parts until the problem actually occurs. Once a failure happens, the repairs can be costly and ...more
Prepare all the materials and tools needed for the process. Prepare a circuit tester, an electrical tape, a flathead screwdriver, a pair of scissors, and an electric sealers kit. Then, make sure that you turn off the power at the main circuit box. Place a piece of electrical t ...more
Need an electric outlet and don't have one? No batteries on hand, either? Well, then you should use the next best thing - potatoes! In this tutorial, learn how to make that old science fair staple - the potato powered calculator! Check it out, it really works! You Will Need: * ...more
If you're in the market for a new lawn mower, there are plenty of options, and it might be hard making a decision on which one is right for you. This video breaks down what you need to consider before buying a lawn mower and how to find one that best fits your needs. Step 1: ...more
Chemical engineers at Cornell have created a small device that may one day turn troops into real life spider-men. The device would cradle in the palm of the hand, allowing troops to scale walls. It uses an adhesive inspired by the Floridian leaf beetle, an insect that "can adh ...more
Tesla coils are totally insane, yet undeniably captivating. And they can be used for many things, from electric painting to dueling musical battles. But one trigger happy fellow has a different use for Tesla's lightning shooting coil. A weapon. After being inspired by the ste ...more
Hi everyone! I love the ideas what you showed us and the how to make does electric stuffs, but I had some ideas: How can I make a good power-plant at home so that I wouldn't need to pay taxes on electricity(like in my basement)? How to build robots or just machines that coul ...more
Nikola Tesla. He was the man behind some of the greatest inventions of all time, including radio and alternating current. But perhaps his most visually fascinating invention is the Tesla coil. While maintaining a low current, it can produce dangerous high frequencies and volta ...more
So, when Christopher brought up Nikola Tesla in his very first post on Fear of Lightning, it got me interested in learning more about the man behind alternating current. There is plenty of info out there on the Internet, widely available for free, but sometimes it's just nice ...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
Though the idea of a highway-friendly mobility scooter might seem absurd, we think it makes perfect sense: After all, who has a greater need to move quickly than those with the least amount of time left to live? Via the Daily Mail: Colin Furze has adapted a conventional elec ...more
Nothing sets off your garden beds like a nice, crisp edge. Here are four common tools for edging a garden bed. This video gives you a few options on how to edge your garden. Spade Edging a bed with a spade is pretty simple. Just line it up where you want your edge and step do ...more
This video demonstrates how to make cotton candy using the Gold Medal X-15 machine. Plug in the three-prong chord in its own independent jack. Use a heavy duty three-prong extension cord if needed. Remove the clips from the net and spread the net around the inside of the pan, ...more
This video shows us how to make quick and cheap ematches from Christmas Lights. • First we need to break the top of the Christmas bulb tubes without damaging the filament inside. • You can use a file for this procedure. Rub the tip of the bulb on the edge of the file till it ...more
Take a tour through the world of the light-emitting diode. Learn - who invented it, how to use it, and how to make your own. A light-emitting-diode (LED) (pronounced /??li?'di?/),[1] is a semiconductor diode that emits light when an electric current is applied in the forward ...more
Power tools can make an household repair job a breeze. Learn how to use and maintain an electric hand drill with expert tips in this free video series. Part 1 of 12 - How to Use electric hand drills. Use electric hand drills - Part 2 of 12. Click through to watch this video on ...more
Pressure washers are a great way to clean a brick patio - if you do it right! The pressure washer can harm the surface you are cleaning or even yourself. The basic operation of the pressure washer is to take the low pressure from you garden hose and increase the pressure with ...more
As some of you Mad Science readers will remember, we recently covered the separation of water into hydrogen and oxygen using electrolysis. Passing a current through water can rend it apart, but we can also recombine that oxygen and hydrogen to make electricity! This is the pri ...more
R/C car manufacturer Losi just recently released the LOSI 1/10 TEN-T TRUGGY RTR, which is apparently the world's most advanced radio controlled car. The Ten-T is 18 inches long and 6.2 pounds, and operates like a real race car (but at 1/10 of the size). Check out these specs ...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
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
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
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
An electric mandrel spinner is a tool that grips materials to be spun or machined. Watch this instructional lampworking video to see how molten glass may be shaped with a mandrel spinner. Mandrels are commonly used to shape beads of glass into a desired size and shape for jewe ...more
Motors. The word screams of complexity. They're everywhere and in everything, from car engines to airplanes to toys and electric wristwatches. But sometimes the most complex things can be really simple, as in the case of the homopolar motor, where the main point is a magnetic ...more
In this video series, our expert will show you how to safely operate an electric stapler, how to identify its parts, and how to care for your electric stapler. Forget about trying to use an ordinary office stapler. Electric staplers supply all of the power, and as you'll see i ...more
In this series of videos, you will learn more about weed eater maintenance. You will learn about various types of weed eaters, and how to clean them and keep them free of dirt, rust, and grass clippings. You'll get tips on changing the spool, as well as tips on handling both g ...more
The fact that this guide even exists is a downright shame, but that's neither here nor there. The truth of the matter is the iPhone 7 and 7 Plus don't have 3.5 mm headphone jacks, and since they use the Lightning connector to output audio, it's hard to charge your phone while ...more
I don't like paying for repairs, and I don't like purchasing extended warranties. When one of my gadgets break, I perform emergency surgery and try and fix it myself. It doesn't always go well, but I've managed to resuscitate a few iPhones, an HDTV, an Android tablet, multiple ...more
One of the roles our government has taken on is to provide us with information to be used in making decisions. For example, the EPA stickers on the Nissan Leaf and Chevy Volt state that these electric cars can travel 93 and 99 miles per equivalent gallon. Unfortunately, the ...more
Want an electric car without the price tag? You could always build your own, or maybe just hack your old gas guzzler into an eco-friendly electric machine... This weekend at Defcon, security consultant David Brown showed off his "Voltswagon" project, a 1974 Beetle named Shocky ...more
A Norwegian carrier's launch of a pilotless container ship next year could lead the way to a new era in sea transportation and shipping if successful. Norway-based Yara International ASA, a self-touted "Tesla of the seas," claims the eletric-powered vessel will be the world's ...more
The next time you buy bread, tortillas and other produce or baked goods items that come with twist ties, don't throw them away. These handy pieces of plastic-covered wire come to good use when you need to build a garden trellis, organize your power cords, replace your zipper p ...more
It's September 1st, 1859, and the Earth looks more or less like something out of an apocalyptic movie or Sci-Fi novel. All communications have failed, it's so bright outside at midnight that people are getting up and making breakfast, and people all over the world are seeing a ...more
Sure, you've folded paper airplanes before. But I bet they don't stay airborne for very long. But they will, thanks to this clever little hack. PopSci designed their eAT-6 "Texan" paper airplane specifically to meet the requirements of their secret ingredient: a motor. Equip ...more
Vintage Projects offers 100+ free plans for building all sorts of fun DIY projects spanning musical instruments, archery, boats, motorbikes, go carts, science experiments, telescopes, tractors, radios, and more. Instructions include a homemade paddle boat (more like a bicycle ...more
NK5 is a genuine wizard with an old monitor. He's hacked together everything from an electric kitty fence to a Halloween hologram using the guts of an old CRT. This particular hack is quite wonderful and the most beautiful of all of NK5's creations. He creates an electric scu ...more
Helping to prove that science is way awesome, an 18-year old electrical engineering student has successfully made a light bulb float. His name is Chris Rieger, and he's been working on his "LevLight" project for about six months now, with pretty amazing results. This feat of i ...more
Bonafide How-It's-Done (not exactly a HowTo) on remote-controlling your car via iPhone and Power Wheels. Brought to you by some crazy Texans, over at Waterloo Labs. Says Hack A Day, "Brake and gas pedals are actuated using a wrench connected to a motor bolted to the floorboa ...more
Lightning is scary and powerful, yet when harnessed correctly, it can become a beautiful pattern for hand-crafted wooden furniture. Muchd like Zeus in ancient mythology, Canadian Woodworks is harnessing the power and beauty of lightning, but they're doing it for aesthetic purp ...more
Video: . I made this Tesla Coil using the myRIO and LabVIEW. It uses electricity to play the music, which can be Star Wars, Harry Potter or even Hunger Games! The music is played by the spark heating the surrounding air (causing it to expand) then the spark turning off (causin ...more
A lot of my hacks use salvaged parts from an old microwave, with the microwave oven transformer (MOT) being the most useful component. In this "Quick Clip," I'll be using a MOT again (a dual MOT stack) to make deadly flame-looking electricity jumping around midair. This scien ...more
One of the most annoying things about summer is mowing the lawn. Depending on how big your yard is, it can mean spending hours out in the hot sun while you could be doing something a lot more fun like watching the Olympics or making giant soap bubbles. Reclaim your summer with ...more
While the mainstream consumer market waits for cool augmented glasses to arrive from Magic Leap, or maybe even Snap Inc. (Spectacles 2.0??), AR headset maker DAQRI and its business customers are finding new, money-saving and time-saving use cases for the technology today. A r ...more
Meet the Wonderbag. The "first non-electric slow cooker" uses an insulated bag made of poly-cotton fabric, polyester, and repurposed foam chips. You bring your one-pot meal to the desired cooking temperature, usually via the stovetop. Then you turn off the heat, pop the pot in ...more
The old "my battery is dead" excuse for not calling your mother may soon be a thing of the past. A team from the Korea Advanced Institute of Science and Technology (KAIST), led by Professor Jo Byeong-jin, has developed a "wearable thermo-element" that can be built into clothin ...more
The high limit thermostat can be found in gas and electric dryers and serves as a safety feature that helps to prevent the dryer from becoming too hot when it’s running. The thermostat is designed to shut off power to the dryer’s heater when the dryer vent is blocked or clogge ...more
Control is important. Mankind inherently wants to control its environment, which is why we have things like indoor plumbing, electric lights, air conditioning, and more. Likewise, Minecraft has redstone, which is a way for users to control their environment and manipulate it t ...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
The auto industry continues to shift into high gear to lay the groundwork for driverless cars with an electric vehicle (EV) emphasis. In the latest high-profile move by a carmaker to gain an edge in self-drive vehicles and EVs, German premium carmaker BMW plans to slash 1 bil ...more
A Norwegian shipping company says it will launch an unmanned container ship within four years, as the shipping industry begins to apply driverless technology to commercial sea transportation. Norway-based Yara International ASA claims the vessel will be the world's first auto ...more
Demand for Tesla's driverless features as well as its ultra-long battery ranges and a reputation for offering the best-in-class electric car driving experience helped Tesla see a 32% surge in its value as a brand, topping out at $5.9 billion in the BrandZ Top 100 Most Valuable ...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
"Ahoy-hoy." If telephone titan Alexander Graham Bell had his way, we'd all be answering phones like Mr. Burns. Thankfully, frienemy Thomas Edison had enough sense to realize we weren't always on the briny. He preferred "hello" as our standard telephone greeting, which he is c ...more
In this project, you'll learn how to re-purpose low-cost sprinkler parts into a high-powered CANDY CANNON. Be the coolest person on the block by building a pneumatic device that will launch candy 100 feet in the air—you can make it rain down all kinds of sugary treats!!! It's ...more
When the power goes out, having the ability to contact others becomes extremely important, and your cell phone can be one of the most important tools to have. But if the power is out for an extended period of time, battery life becomes a constant problem. Without the ability ...more