I understand the problem of a cold basement. When the ground freezes, a great deal of heat is lost through the basement walls. If possible, I would first dig a trench a few feet down around the ...

The sun’s energy can be captured by homemade solar hot-air collectors and thermosiphoning panels to provide free heat. The units direct air warmed by the sun through a window or wall opening into the ...

Rémi Peuchot has developed a solar concentrator that uses 48 mirrors to collect sunlight in one place and generate 1000 W of heat. The solar concentrator can automatically track the movement of the ...

When Peter Rowan left corporate life to pursue a career writing fiction and teaching, he needed a little office in which to work. So he decided to convert his backyard shed in Seattle into an off-grid ...

Best solar investments for your home. Solar heaters use energy from the sun to create heat. These heaters encompass a variety of products, such as solar hot water heaters, solar pool heaters and solar ...

Although solar panels are active while the sun is shining, they typically don't do much once the sun goes down. This is why some systems incorporate water tanks. The water is heated during the day via ...

From a distance, the energy system on top of a college residence hall in Omaha, Nebraska looks like photovoltaic panels. But as you get closer, it becomes clear that this is something different, with ...