In this enlightening tutorial, you'll discover how to make a motor generator light bulbs using simple materials. This step-by ...

If you were not aware, LEDs can also work in reverse: they deliver tiny amounts of current, in the microamp range, when illuminated. If you look on YouTube you can find several videos of solar panels ...

[Joe Barnard] made a solid propellant rocket motor, and as one does in such situations, he put it through its paces on the test stand. The video below is not about the test, nor is it about the ...

Instructables member Joehan has published details of a DIY electrostatic motor or “capacitor motor” that has been created using 3D printing and is capable of providing 2 Watt HV power. The DIY ...