Make a Deadly Pen Gun

Video: . Potato Air Pen Gun an simple homemade toy airgun made just from a ball pen or water pipe, a chopstick, some potato.

Have you ever felt like you wanted to totally annihilate someone in Minecraft with a machine gun? Yeah, me, too. Thankfully, you can! The redstone machine gun, which I'll demonstrate, is essentially just a rapid pulsar attached to a dispenser full of arrows. This design has b ...more

It's tough out there on the battlefield, especially when your stuck in the trenches and your comrades are dropping like flies. There's no hope. At least, until the next airsoft battle. So, enlist the help of a little unmanned airsoft artillery with this DIY motion-activated a ...more

In every nerd, there is a 12-year-old boy just dying to get out. This week, we bring you the ultimate in indulging your inner kid. Make a penis card emblem in Call of Duty: Black Ops The ability to make your own player card emblems in Call of Duty: Black Ops has led to a bur ...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

I love this project. It involves fire, projectiles, electricity, and is easy to put together from commonly available parts. This mini cannon fires airsoft pellets, is fueled by alcohol, and is made almost entirely from parts found in a standard BBQ lighter. The total cost is u ...more

In this article, I'll show you how to build a coil gun. A coil gun is a device that fires magnetic projectiles at high velocities, using electricity. Coil guns require no explosive propellant, therefor can be fired an infinite amount of time, providing that there is ammunition ...more

It's a puzzle. It's a gun. It's awesome. Titled "The Intimidator", this 125-piece puzzle requires a special key to disassemble. Once disassembled, 20 of the 125 pieces can be pieced to form a real working single shot pistol. And that's not all. The puzzle also stores "a cust ...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

"Dead or alive, you're coming with me!" That iconic quote from the 1987 movie RoboCop was repeated by kids like me for years. The 2014 reboot introduced the baddest robot-cop on the planet to new audiences worldwide. While it didn't live up to the amazingly high expectations s ...more

WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the commu ...more

The Stun-Gun In this article, I'll show you how to make a small, weaponized highlighter. Before I get into how to built this device, let me warn you. This device is harmful! When used, it can cause burns and/or serious muscle spasms. The voltage is potentially deadly! DO NOT ...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

So You're New to Counter Strike Source? So you're new to Counter Strike Source and you want to improve your gameplay? Great. You've come to the right place. The first step to improving your game is to admit that you are a NEWB or NEWBIE. Do not confuse this with NOOB. A "new ...more

Killstreaks: Advantages and Disadvantages 3 Kills – Spy Plane: Advantages: This lets you see enemies on the radar in the upper left hand part of your screen. Though it is one of the lowest killstreaks, it is very beneficial and gives you a huge advantage. Disadvantages: It ca ...more

Alexander Augusteijn captures one of the world's most deadly projectiles slicing through the Earth's delicate water droplet. Via PetaPixel: "I am a photographer from the Netherlands, specializing in high speed photography. I use a normal flash to achieve very short illuminat ...more

Seems just about anything can be constructed with LEGOs these days. You name it- a printer, an engine, an ATM, guns... even a house! Dave and John Xandega's circular saw is made with LEGO bricks, but the blade is definitely real: "She's got a Lego 9V Battery Housing and Moto ...more

WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the most ...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

Building a DIY Alarm System: The Concept So, you want to protect your property, or maybe a room, car, or even your backyard. The concept of an alarm system is to notify the "alarm administrator" that there is an intruder entering the previously designated boundaries. The trig ...more

Snapseed is a highly regarded and award-winning photo-editing app for iOS devices. Originating out of image manipulation specialist Nik Software in San Diego, Snapseed is Apple’s iPad App of the Year and, after using it for the purposes of this review, I believe it points to t ...more

Deep in their heart of hearts, most Americans dream of having their car festooned with missile launchers and machine guns. Anyone who cuts them off or looks at them funny in traffic could be dispensed with quick and extreme justice, leaving a real-life James Bond and his passe ...more

In our media-enriched world, past and present, SCRABBLE has made a name for itself, whether deliberately, subconsciously, or influentially. You may have a read a book that had the popular word game within a chapter, watched a movie that showed your favorite characters bringing ...more

Scavenging for weapons and supplies in PUBG adds to the element of excitement and dread of the unknown. But this feeling can quickly turn into annoyance as you attempt to swap your weapon for a better one on the ground, only to automatically pick up the gun you just dropped ag ...more

If you ever find yourself in a car that's submerged under water, your first instinct should be to try and open either the window or the door in the first few seconds of touching water. Unfortunately, if you wait any longer than that, the lopsided ambient water pressure subject ...more

This week, at its developer's conference, Samsung took the wraps off a new tool from Wacom that bestows the S-Pen with AR powers, as well as its own entry to the AR cloud market called Project Whare. But while Samsung is just starting to float its AR cloud to developers, Nian ...more

PUBG is currently taking the mobile world by storm, and it's easy to see why. The game has breathed much-needed life to the multiplayer shooting genre, primarily by adding an element of sheer terror as you scavenge for weapons in a hostile environment. With new players continu ...more

Not that long ago I wrote an article discussing what it would be like, realistically, if you were to accidentally travel back in time to the Victorian era. At the end of that article, I mentioned that the best thing you could bring with you on a time-traveling adventure is a K ...more

When it comes to shooting games, battle royale titles like PUBG and Fortnite have come to dominate the scene, leaving other sub-genres like top-down and third-person shooters living in the shadows. They're far from irrelevant, though, as evidenced by all the great games releas ...more

When it comes to platform games on mobile, endless runners are some of the hardest to play since they can go on seemingly forever. There's always room for improvement since your goal is to beat your previous score (or someone else's high score). But which endless running games ...more

Contrary to popular belief, augmented reality apps have been available for a while now. I remember using the Layar app (still available for iOS and Android) to explore nearby businesses and landmarks with varying success via an early-generation Android handset. It would be ha ...more

My first encounter with a phablet was late last year with the AT&T version of the Samsung Galaxy Note 2, having never touched or even seen its highly-acclaimed and pioneering predecessor. Initially, I was a bit overwhelmed by the enormous screen and taken aback by the dated st ...more