Make a Trigger Mechanism for a Gun

This little bad boy is lots of fun, but I'm not sure I'd hold it up to my ear in public... especially wearing creator Junior Tan's menacing facial expression. The best part about the iPhone revolver? There's a HowTo. Junior Tan created his Ruger LCR Revolver iPhone case usin ...more

At the recent DefCon conference in Las Vegas, researchers opened many of the top commercially available gun safes with simple tools like a straw or a paper clip, and in one case, just by shaking it a bit. The investigation began after the researchers, Toby Bluzmanis, Marc Tobi ...more

Here's a fun little hack you can try at home with your kids. The purpose of this tutorial is to teach you how to make this fun toy gun. It's a very simple and economical project. Tools and Materials: You will need the following: 1 glue gun (you can purchase these at your loc ...more

Who doesn't love Duck Hunt? It's arguably one of the most popular games ever created for the original NES system, even in spite of the mocking dog that everyone hates. I'm sure a lot of people still have their old controllers in the attic somewhere, so unless you're lucky enou ...more

Here's a way you can turn a mousetrap into a fun little handgun that shoots up to 40 feet! This is a great project because it can be made with simple materials, very basic tools, and in just a few minutes! Video: . This pack of two mousetraps was only $0.98! Aside from those, ...more

The worst can always happen. Even if you think you're absolutely prepared, you can somehow find yourself stranded in the middle of nowhere by yourself.  It can happen.  Without a map, without a compass, without a cell phone... without food and water. There are plenty of dange ...more

Introduction Halo: Reach is Bungie's latest and final addition to the franchise. Microsoft has claimed the title and from now on 343 Industries will be working on the Halo franchise. In my opinion, Bungie's last game is the best out of all of them. These are some tactics and ...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

Attention all iPhone users. Engadget posts a helpful tip on possibly avoiding that painfully long iPhone 4 upgrade wait: "Apple and AT&T have worked to give folks a little leniency, with existing AT&T users able to upgrade to the iPhone 4 'up to six months early.' In other w ...more

Sometimes ghetto is the way to go. Yankee ingenuity is always the way to go (at least on WonderHowTo, that is). Says creator Tim Schiesser, "I noticed recently that my DVD drive wasn’t getting much love, but my iPod Nano was getting loads of use and needs charging all the tim ...more

High speed photography is awesome. Who doesn't love looking at bullets smash through glass or annihilate a tomato? Or see a babe in a swimsuit do a strikingly slo-mo wet hair flip? Hongkiat's collection of high speed photographs completely inspire the HowTo behind the process ...more

Very cool project by Benjamin Gaulon. Gaulon has created a graffiti writing paintball robot, entitled PrintBall. He uses technology from (previously posted) EyeWriter to tag with his eyes, plastering a wall with paintballs. From Gaulon's site, Recyclism: "The PrintBall is a ...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

In this article, I'll be covering Triggers and Coils, part two of the series (see part one here). Generally, a simple EMP generator consists of four components; a capacitor, a transformer, a trigger and a coil of copper wire. The transformer component can be varied, but the co ...more

Here's a little gadget I made based on the concept of a potato launcher, a stungun, and a dart gun. The gun uses an explosive gas (butane) to launch a charged high voltage capacitor at a target. The gas is ignited by a small spark, created by a pulse transformer. The trigger a ...more

...his easy laugh and southern charm.  Pull this trigger...it is just so electric.  Not just the spark, but the 50,000 volts cursing through the tumid chamber, filled with liquid soluble polydimethalsiloxane. Okay. Okay.  Maybe it did not go exactly like that.  Maybe all the ...more

"Photo Grandpa" aka Fotoopa (that's photograndpa in Dutch) has created an amazing laser rig for ultra-high speed photography. Says Gizmodo, "His setup includes his own custom shutter—which can fire at five microseconds—made around an Arduino controller and custom aluminum pa ...more

Every day of the week, WonderHowTo curators are hard at work, scouring the web for the greatest and most inspiring how-to videos. Every Friday, we'll highlight our favorite finds. Farm achievements in Halo: Reach Can't wait for Halo: Reach to come out next week? We've got an ...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

Ok, so all you need is some paintball guns, some marshmallows, some fishing line and someone that is an unnaturally heavy sleeper. Since you guys got money, attach the paintball guns to individual stands aimed at the targets crotch or stomach. You take the fishing line, loop o ...more

have you ever wondered how much it would hurt to shoot your friend in the nuts with a paintball gun from a helicopter at 500ft in the air. well thats exactly what i want to find out. just imagine getting into a helicopter and going up 500ft and aiming a paintbull gun at your f ...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

Those of you lucky enough to snag a PlayStation 5 can pair your DualSense controller to Sony's PS Remote Play mobile app to stream and play your PS5 games from anywhere you want. DualSense support for Remote Play has been available on iOS since May 2021, and it's just now arri ...more

Do not point this gun to other! Kids SHOULD NOT use the darts in this tutorial as the ammunition, you should only use soft things like the cotton head of the ear-cleaner stick! Step 1: Materials Preparing 1 empty dishwater bottle with the cap like this 1 empty glass cleaner ...more

In this video tutorial, I am going to demonstrate how to clean a spray gun by hand with a few simple steps. Video: . Step 1: Safety First Before cleaning the spray gun, be certain you have the correct PPE. You will need gloves, safety glasses, and respirator to protect your s ...more

One of the hardest, most intimidating parts of making your own Steampunk guns from scratch is the wooden stock of the gun. To be fair, it's probably the hardest part. It requires the most artistry, and is the easiest to mess up. So, I'm going to give you a guide to making you ...more

If you have a PlayStation 5 and an Android phone running Android 12, you can stream and play your PS5 games right from your mobile device using PS Remote Play. While simply pairing your PS5's DualSense wireless controller with your phone will give you the basic controls to pla ...more

There are some pretty incredible camera techniques out there, but the biggest problem that amateur photographers run into is that they don't have the equipment to try them. You can still get some great shots, but there are some things that are really hard to do if you don't ha ...more

In five short years, three generations of ultra-low-cost Raspberry Pi devices have challenged the boundaries of what a person can do with a $35 computer — especially with Kali Linux. With each Pi more powerful and cheaper than the last, the addition of the Pi Zero in 2015 too ...more

What happens when a entrepeneur/theme park creator and special effects artist/magician team up? You get a team crazy enough to create the first true virtual reality theme park (sorry, Six Flags). They only have a single experience so far, but it's already taken a giant leap be ...more

You may or may not have heard the term "greebles" or "kit-bashing" before, but if not, they may sound like nonsense. Particularly 'greebles', which sounds more like the name of a small, gremlin-like creature. However, I assure you that they are very important in prop-making, a ...more

A spare key is one of those things that never seems like a huge deal until you need it. If you've ever lost your keys, had them stolen, or locked yourself out of your house or car, you know how difficult and embarrassing it can be trying to get your door open. So, how would y ...more

While VR promises to take gamers to another world, AR has the potential to bring the game elements into your own neighborhood or home. Just in time for Halloween, ARZombi places your living room into the epicenter of a zombie outbreak, with your ARKit-compatible iPhone or iPa ...more

When it comes to melee combat, two swords can definitely be better than one. Throw a stun gun on top of that and you've got a seriously terrifying weapon. That's exactly what YouTuber jonathanj9969 did with his homemade double-bladed stun sword. Video: . The stun sword is basi ...more

Steampunking Nerf guns by painting them is a pretty common practice among Steampunks, but unfortunately, the really amazing-looking ones involve literally taking the gun apart, painting it, and then screwing it all back together. Well, I'm glad that some people can do that, b ...more

Growing evidence suggests that neurodegenerative diseases like Parkinson's may develop in part due to environmental factors, including infections that can cause inflammation in the nervous system. New research from investigators from Jude Children's Research Hospital and Thoma ...more