Cannon

Jem Stansfield from BBC's Bang Goes the Theory has "put scientific theory to the test" with his Vortex Cannon. Filmed at 1300-fps, you can see the cannon knock down three different houses made of straw, stick, and brick with an explosive vortex ring. The vortex ring that come ...more

Welcome to Minecraft World! Check out our advanced tutorials and come play with us on our free server. Do you need an extra boost in your game of PVP? Do you feel unapologetic to creepers? If you enjoy feeling like a madman, then this build is for you. After all, the only thi ...more

In my recent article, How to Make a Mini Cannon with a Lighter, I demonstrated how to make a powerful combustion cannon out of parts salvaged from a standard BBQ lighter. The mini cannon was originally made to fire airsoft pellets, but I felt it was time to revive the project ...more

The video featured in this article demonstrates the function and design of a powerful form of air cannon that operates using a purpose made valve that opens very rapidly. This allows for a massive amount of pressurized air to be released at once to throw a projectile many hund ...more

Have you always wondered how to make a customizable and efficient TNT cannon in Minecraft? Are you looking to raid some bases on a PVP/factions/griefing server, but don't know where to start? Well, this tutorial will go over how to make a TNT cannon, and the different ways you ...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

This week, I've been working on a project that sort of takes a spin off an old-style potato gun. Using PVC pipe and the rapid combustion of hairspray, we can launch a rocket hundreds of feet into the sky. As usual for my projects, I tried to use only materials and parts that a ...more

The following video demonstrates and explains a classic physics experiment called a vacuum cannon. Typically these cannons are made on a much smaller scale to fire ping pong balls, but I wanted to keep things interesting with this 4" diameter monster. Video: . Since this canno ...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

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

Welcome to Minecraft World! Check out our tutorials, post to the community corkboard, and come play on our free server! Tired of building the same old TNT cannon over and over again? Looking for something explosive to occupy your time for the next few hours? Try making this a ...more

What makes vortex cannons so super cool? Is it that they're the perfect blend of weaponry and science? This cannon isn't particularly destructive, but lots of fun regardless. Read about Tesla Down Under's process on creating a huge smoke ring generator or make your own vortex ...more

As I said in this earlier post, there's no easy way to explain or define the Steampunk aesthetic. There are a large number of Steampunk tropes or "cues", as I call them, that bring to mind the feeling of Steampunk. These cues combine to push past the "not-Steampunk" threshold ...more

You take someone and fill a cannon up with powder or something harmless and tell them it is for a poster, or commercial... and tell them you have to put a blind fold on them so nothing gets in their eyes... while they have the blind fold on switch out the cannon with the powde ...more

For a number of years, I have had a vortex cannon on the top of my list of projects to attempt. Creating a sturdy cone for the barrel has always been a hurdle in the design, one I finally found a solution for in this video. Video: . High power vortex cannons have been used com ...more

Hey guys! Just made a tutorial on one of the best TNT cannons I've ever made. It was in a video, but I've improved it to shoot soooooo much farther. Hope you guys like it!

Set up a Potato Gun like contraption filled with Mr Ed's special sauce and wait for Pontius to walk in somewhere and when he does BLLLLLLLLLLLLLLAAAAAAAAAAAAAAAAAAAAAAAAAAMMMMM!!!!!!!!!! All because he likes horse jizz in his mouth lol. I doubt this will make it but hell it wa ...more

Here is my entry for this weeks giveaway Tuesdays. It is my home made potato cannon rev2. The next step is to spray paint it so the purple isn't showing and to fix the valve. It was originally all 1inch PVC pipe but i cut the chamber and barrel off and made it 2inch PVC for bi ...more

Get a cannon and put a load of flour in it. When one of the jackass crew members get near, it shoots at them and it will be a super funny watching them freak out covered in flour.

700 frames-per-second super slow-motion video of people getting pelted in the face with cupcakes.

You split into teams and load your selves up with poo filled guns, poo filled cannons, and poo filled slingshots. Then you fight! Its like an extreme version of paintball ( or pooball in this case ). The teams could make poo traps along the way, like when somebody steps on som ...more

Welcome back, my fledgling hackers! Over the years, we have examined multiple ways to own, exploit, or compromise a system. On the other hand, we have not spent a lot of time on denial-of-service (DoS) attacks. For those of you who are new here, a denial of service is basica ...more

Welcome to this short and easy tutorial on hacking and DDosing (is that even a word I don't know) anyways lets get started First of all DDos means distributed denail of service attack, and yes i don't know what the HELL it means either. but anyway DDosing is where you spam a ...more

We use smartphones for just about everything, and while that may be beneficial to us in our day-to-day lives, it can also be used against us in the court of law. Law enforcement officials can seize smartphones and give warrants to Apple, Google, your cellular provider—whoever ...more

Open-source intelligence researchers and hackers alike love social media for reconnaissance. Websites like Twitter offer vast, searchable databases updated in real time by millions of users, but it can be incredibly time-consuming to sift through manually. Thankfully, tools li ...more

Here are the13 best articles on How to Build a Potato Gun. http://www.scribd.com/doc/15796837/To-Make-A-Spudgun-An-instructionally-informative-document-by-Enoctis Here was my process:  I chose among combustion based guns.  No pneumatics.  As a curator of the video site, Won ...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 New Year's Eve cell phone phot ...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

For most street artists, it takes a considerable amount of time to paint large art installments on the walls of urban structures. The more time it takes, the better chance there is of getting caught, since nearly all of the rogue artwork is slapped on the sides of city and pri ...more

Giveaway Tuesdays has officially ended! But don't sweat it, WonderHowTo has another World that's taken its place. Every Tuesday, Phone Snap! invites you to show off your cell phone photography skills. Submit your best shot to our weekly competition for a chance to win an awes ...more