Solar water heaters work by absorbing sunlight in solar collectors and saving the heated water in a storage tank. Both active and passive solar water heaters are available. Active systems are ...

Startup GMZ Energy raises $14 million to make materials that convert heat to electricity, including a solar hot thermal product and chips to draw electricity from car exhaust pipes. Martin LaMonica is ...

Solar water heaters can be expensive, but they can get you a tax credit and help you save money on energy. Chi Odogwu is a digital consultant, professor, and writer with over a decade of experience in ...

A group of scientists at the University of Cordoba, in Spain, has developed a photovoltaic system design for hot water production that is claimed to use around 95% of the available energy it can ...

MARTHA’S VINEYARD, MA — Nelson Mechanical Design installed a 20-collector solar hot water drain back system to provide pool heat, radiant floor heating, and domestic hot water pre-heat for a customer.