Q: Based on our water bills, my family uses lots of water and much of it is probably hot water. Is there a simple solar hot water system design that I could build myself? A: Heating water can account ...

Heating water is one of the most energy-consuming and costly household tasks. According to the Department of Energy, it makes up roughly 18% of a standard home's monthly energy budget. And if you use ...

Solar energy has been around for a long time now, which means it's become much more accessible to normal homeowners. With solar panels or collectors installed on your roof, you can take advantage of ...

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 ...

DIY enthusiasts equipped with a photovoltaic system can now build their own management system to optimize their self-consumption. French electronics and telecommunications engineer André Buhart, now ...

David Roche works for the Institute for Sustainable Futures, which received funding for this work from the Australian Renewable Energy Agency (ARENA). About half of Australian households use electric ...

The Thriamvos company truck pulls up at noon outside the four-storey building in the heart of Nicosia. It’s the third rooftop installation of a solar-powered water heating system that Petros Mihali ...