A projectile made of a copper sleeve attached to gas-filled ... design seems much more streamlined than other garage-built rail guns that have been popping up lately. Alex elaborates further ...

Where else can you find a detailed walkthrough on how to make an air-powered, arrow-launching gatling gun (sort of ... are consistent — they’re always made from scratch, potentially dangerous ...

The company behind Sugru, everyone’s favorite self-setting-rubber-fix-it material commissioned this awesome gatling gun styled water ... not too sure if the home-made version of Sugru, called ...

Ever play video games and look at the odd, futuristic and/or steampunk ... hand-made Dirty-Harry-style Magnum with all the excitement of having it blow up in your hand. These guns were confiscated ...