Since ancient times, people have found ways to use the sun’s heat to stay warm or keep cool. They built homes from clay and other materials that hold heat well, and they placed them in ways that ...

A research team at the University of Córdoba has designed a sustainable photovoltaic solar device that can heat water up to 80 degrees - just like a regular electric heater A significant percentage of ...

Solar heaters are gaining popularity worldwide due to government incentives promoting renewable energy and consumer desire to reduce utility costs. Cyprus leads in solar water heater adoption, with 93 ...

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 ...

As I discussed in last week’s column ("Resilience: Dramatically Better Building Envelopes," Jan. 4), a resilient home is extremely well-insulated, so that it can be kept warm with very little ...

Italian scientists have assessed the technical potential of vapor compression heat pumps assisted by photovoltaic-thermal systems. They analyzed two main configurations of this combination describing ...