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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 ...

How to Make a Powerful Miniature Cannon - diy Guide - Learn to build a functional diy miniature cannon right in your workshop! Follow our detailed guide and use common tools to create a shooting mini ...

This DIY Christmas Cannon provides a solution to a problem I didn’t know existed: how to combine explosive firearms with the warmth, generosity, and joy of Christmas. Video after the jump. This ...

If your local surplus store is fresh out of supercapacitors but you’re just really in the mood to fire stuff at other stuff, check out [austiwawa]’s step-by-step guide to building a thermal cannon. It ...

Arnie builds a DIY foam cannon that's messier and more epic than anything you'd buy.

[youtube http://www.youtube.com/watch?v=IyAyd4WnvhU&rel=0&color1=0xb1b1b1&color2=0xcfcfcf&feature=player_embedded&fs=1] I always an enjoy a good vortex cannon ...

Cannons were first invented in China, with their first documented use in 1132, and generally fire with the help of gunpowder or other explosives. But you can get a similar result—shooting something ...

When you think of a cannon, I'll bet you think of something made of metal. A big, explosion-resistant cast iron tube. But it's actually possible—easy, even—to make one out of basically nothing but ...