[NightHawkInLight] a.k.a. [Ben] recently built an awesome high power air cannon out of PVC pipe. PVC air cannons are great, and everyone should build one of these at some point in their life, but what ...

In today’s healthy lifestyle oriented world, blowing smoke rings won’t impress too many people anymore. Unless of course you are [NightHawkInLight] and blow them with a vortex cannon and add lasers ...

Building a cannon in your backyard is good clean fun (if you’re responsible and not a jerk!), but maybe you don’t have all the stuff you need to make it happen. Maybe you don’t have a compressed air ...