July 13th, 2010

How to Build a Small-Scale Vertical Axis Wind Turbine

There are many ways to produce free electricity, but one of the most inexpensive ways is to build a vertical axis wind turbine. In this post I will show you how to build a small-scale vertical axis wind turbine.

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April 9th, 2010

Video of How to Make a Vertical Wind Turbine At Home

Using just some cheap materials, this guy managed to create his own wind power generator. So, I invite you to watch these two videos and after that, I hope you will be able to build a similar system without spending too much money.

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April 8th, 2009

Basic Definition of Solar Cells

All you want to know about solar cells.

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