fresnel lens frame

Solar Concentrator DIY – How to Build an $8 Fresnel Lens from Old TV

A solar concentrator DIY can seem like the easiest thing in the world - if someone else is doing the hard work. A guy who calls himself "Grant...

Solar Stirling Engine Efficiency Records Broken by Ripasso Energy

Solar Stirling engine efficiency has been topped this year by Ripasso Energy, a solar technology company based in Sweden. They have designed a Solar stirling...

DIY: How to Make a Solar Cell at Home From Readily Available Stuff and…...

A very neat experiment that anyone with some skills can do in the garage or kitchen is creating a solar cell out of blackberry juice and titanium dioxide (and several other components).

3D Printed Flexible Solar Cells to Provide Cheap Electricity Everywhere

New technology to make cheap, super thin and flexible, 3D printed, solar strips, could provide affordable electricity around the world. Solar is heading fast towards...
Sunlight COllector

Solros Real Light: Swedish Device Brings Real Sunlight Where Needed

A new way to light up some dark spaces in your house was developed by the Swedish Company Solros. The company is composed of well-trained...
Solar light Caps to Homeless Nepalese

Donate: Solar Light Caps for the Homeless Nepal Earthquake Victims

To help the homeless Nepalese, who survived the massive earthquakes, restore and rebuild their lives, 2C Light Company is collecting funds to send solar...

The global transition to clean energy – explained in 12 charts

A report released by Renewable Energy Policy Network for the 21st Century (REN21) goes into that question in considerable detail. The Renewables Global Status...

31% Efficient Stirling Engines Used to Convert 1.5MW of Arizona Solar Power

Stirling engines are known to mankind for about 200 years but they are not so widely used today, except maybe for the pacemakers and long-distance robotic spacecrafts. This will soon change as 60 stirling engines will be used in Phoenix, Arizona, to harvest solar power which will be converted into electricity.

Zero Mass Water’s Solar Panels Pull Clean Drinking Water Out of Thin Air

Around the world, approximately 2.1 billion people do not have immediate access to clean drinking water. A startup called Zero Mass Water aims to make clean water easily...

Ice Buildup on Solar Panels No More: Researchers Find Solution

Specialists have recently discovered the solution to a problem that could potentially threaten all man-made structures: the build-up of ice on their surfaces. Scientists have...