Want to add natural light to a drab room? Skylights and solar tubes are two options to consider. Your roof orientation, design taste, budget and energy-efficiency goals all come into play when ...

Solar thermal energy is the process of concentrating sunlight to create heat, which can be used to create electricity or to heat a home, its water supply and more. Solar thermal energy can be used as ...

UK-based solar tech developer Naked Energy’s rooftop solar vacuum tubes, which produce both electricity and heat, will soon be sold in the United States. Peoria, Illinois-headquartered ELM Companies, ...

A single-tank batch “breadbox” heater. How does a solar water heater work? Explore the various types of solar water heaters. Reduce your reliance on fossil fuel emissions by building a passive solar ...

The author’s home boasts numerous large south-facing windows that enable passive solar heating of the entire house, even in single-digit temps. In the early 1980s, an American energy crisis had passed ...

Solar photovoltaic cells and solar thermal collectors both capture the sun’s rays. The first one turns the light into electricity, while the other turns it into hot water for heating. They usually ...

The prospect of tapping solar energy is exciting — whether to save money or the environment. But there are doubts. Can solar do the job? What if there's not enough heat? What's the payback on the ...

A group of researchers from MIT World Peace University in India has conducted an extensive review of all direct expansion solar heat pump (DX-SHP) technology for domestic heating applications like ...

DOI: Economics of Grid-Tied Solar Photovoltaic Systems Coupled to Heat Pumps: The Case of Northern Climates of the U.S. and Canada Two new Michigan Tech studies show how heating with electric heat ...