Microwave ovens are a treasure trove of useful parts: transformers, an HV capacitor, a piezo speaker, and a high torque motor, to name just a few. In a new twist, [Rulof Maker] strips all that out and ...

An curved arrow pointing right. Gallium, a lesser common element, has some neat tricks up its quickly melting sleeve. It melts in your hand, can be used to make a gag spoon, and can turn a typical ...