Hydrogen! It’s a highly flammable gas that seems way too cool to be easy to come by. And yet, it’s actually trivial to make it out of water if you know how. [Maciej Nowak] has shown us how to do just ...

Whoever invented generators should receive collective appreciation because these machines are a literal necessity in some countries where electricity breakdowns are common. For instance, several ...

Learn how to make a simple hand-cranked power generator from scratch using basic materials like DC motors, a wooden base, an LED panel, and common household items. This step-by-step DIY project ...