Discover how to harness the motion of a swinging pendulum to generate electricity and charge your smartphone in this hands-on ...

Discover how to create a homemade portable power generator using simple materials like DC motors, cardboard, and a USB wall adapter. This step-by-step DIY tutorial shows you how to build a compact ...

If MacGyver and Survivor Man got together and handed out an award, they might give it to the inventor of this incredible DIY water wheel generator. With some empty plastic bottles, a little wire, and ...

The concept of building your own hydroelectric generator seems simple at face value: use gravity to impart as much force as possible onto a turbine, which spins a generator, thus generating ...