This is a lovely hack. A guy takes copper tubing wrapped in a spiral around both sides of an electric fan. The tubing is connected (via cable ties) to an aquarium pump which circulates ice water held in a plastic storage bin beneath the fan. The fan ...
Stanley Meyer and many others. Always the same story. The Pentagon wants to see your idea and tell you how they would like to use your invention. You demonst...
Presents new and experimental solar energy concepts of interest to do it yourselfers.
Free How to build a pedal power bicycle generator plans instructions
I had been looking at doing a DIY solar generator for awhile now. I had ordered a couple of 20 wattt panels from solar blvd a couple of months ago and had them laying around.
Solar power is a hot topic that makes sense, it's free energy once the hardware is paid for. I will show you a resource where you can get free solar panels.
We built a 1000 watt wind turbine to help cha... by
Oliver Wainwright: Two London designers have developed a gravity-powered lamp that could sell for as little as £3, bringing light to remote regions in developing countries
How I built an electricity producing Solar Panel
If dashboard cookies got you thinking about other ways to put the sun to work, here's a step-by-step guide to building sun-capturing jars that create outdoor lighting at a fraction of the retail cost. The inspiration for this tutorial is a combinatio...
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