But often — if you’re careful — this curiosity pays off and you wind up learning how to make something cool like this coil gun from a camera flash’s capacitor. This handheld launches a ...

This project combines some of the most exciting aspects of DIY experiments. Lego, high voltage, and a powerful magnetic field. The idea is simple yet intriguing, using a copper coil, capacitors, and a ...

[Sam] sent in a coil gun revolver – a feature we’ve never seen on a coil gun build before. The gun is based on a cheap toy revolver and is powered by a 9 Volt battery connected to an ...