A passive solar-heated home needs no solar panels to heat or cool it. Rather, the energy used to heat and cool a house comes directly from the sun through skylights and windows. Some of that energy is ...

The solar heating system on Nick Glumac's home in Morgan Park may look elaborate, but the idea behind it is simple: It's like putting a coat on your house, he says. "In the winter, what do you do for ...

As a former realtor, general contractor and greenhouse operator, Kristi has touched nearly all aspects of homeownership, from the foundation up. Today, Kristi is a full-time investing and real estate ...

Graphic shows the parts of a box solar cooker with the glass lid open and metal reflectors with two pots inside on a white background. 3D Illustration Use these solar oven plans to make a solar oven ...

Photovoltaic-thermal panels and geothermal heat pumps could mostly cover the heating and cooling demand of office buildings, according to new research from Greece. Scientists at Greece's National ...