Charging the cannon is done via a Schrader valve, as you might find on a bike’s inner tube, and firing is achieved via a ball valve. Of course, if you build such an air cannon yourself, just be ...

The Backyard Scientist over on YouTube has created an awesome propane-powered golf ball cannon or rifle, that is capable of firing a golf ball further that you can see ...

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[KA8VIT]’s build will be familiar to any air cannon aficionado. Built from 2″ Schedule 40 PVC, the reservoir is connected to the short barrel by a quarter-turn ball valve.

So in the interest of being a proper geek redneck, I want to make an air-powered version of my butane-powered golfball cannon. I use 2" thinwalled PVC for the barrel, which fits a regulation golf ...

Like its smaller, paintball-projecting cousin, the Twister 325 Air Cannon generates thrust from compressed carbon dioxide. (Screw those canisters on tight when […] Skip to main content ...

Pumpkins are so versatile. They can be carved into jack-o-lanterns, made into pies and also used as cannonballs!A pumpkin patch in Iowa made an 8-foot-long cannon to send the gourds flying in 2009.