An electric current can be induced in in a coil of wire by moving a magnet in and out of the coil. AC generators are used in the generation of electricity and in their simplest form consist of a coil ...

Explore the fascinating world of clean energy with this step-by-step DIY magnetic generator build. Learn how everyday items ...

Eddy current braking systems utilise the generation of induced currents within a conductor, created by changes in magnetic fields, to provide smooth and contactless deceleration in various transport ...

I have talked about the course I teach for elementary education majors before (videos for education majors, Spring Course reflections). Anyway, the nature of the course is that students collect ...

A post-graduate student of South Ural State University presented his development of a fundamentally new generator design, which has a magnetic and gas-dynamic suspension. Such solutions have not yet ...

In a radical move, researchers have made the most significant stride yet toward unlocking almost inexhaustible sources of green power. This is from OpenStar Technologies, a New Zealand company that ...

The key to future technologies can sometimes be found in the past. What Ravi Kishore is working to perfect, for example, has ...

There is a novel sort of bicycle dynamo that holds a strong magnet loosely in a little box next to the wheel rim. Once the wheel starts to rotate, the magnet’s field starts to interact with the ...