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 ...

March 20, 2010 Add as a preferred source on Google Add as a preferred source on Google If you've been sitting around all week wondering how you could combine smoke, speakers, and a love of novel ...

I also go into more detail of how these cannons function in a video I made many years ago, showing how to build a smaller version using these same principles: • DIY Workshop - Make a Powerful Air ...

Unlike an RC car that will simply crash into a wall if you lose control, an expensive drone can potentially fly for miles after it stops heeding your remote’s commands. But while a shotgun can blast ...