Breaking news. This paint additive will soon allow you to turn your surroundings into a power generator without changing its appearance! …
How to salvage the fresnel lens from a rear projection TV
Need a giant Fresnel lens for a solar project? Here’s how to salvage one from a rear projection TV. You’ll get a …
Solar cooking! Cheap and easy in daylight!
On hot summer days, there is no real need to blow out your gas bill by using a stove. Solar …