Science is fun! Especially when it is used to create a homemade cannon that looks so cool when it fires. This guy connected a self-igniting propane torch to some tubes and then colored the flame so ...

There's something about mad scientist types making sci-fi style weapons in their backyards. It's the stuff anyone with a passing interest in science and tech dreams of doing at the weekend. The ...

A jet propane torch can be assembled with a few fittings and parts borrowed from a welder and gas grill. Setting up your own metal foundry starts with a propane torch. Using gas fittings and a few ...