Startup Cala Systems, which makes seriously smart heat pump water heaters, has secured $5.6 million in seed funding and commercially launched its product. The round was led by the Massachusetts Clean ...

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 ...

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 ...

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 ...

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Researchers in China proposed a solar-driven integrated system that combines reversible heat pump and organic Rankine cycle ...

Prof Simon Gicharu (left) is shown Megasun Solar by Mtwapa Energy Centre manager Killian Mwangudza (second left). The solar is used to heat water, on June 19, 2019. [File, Standard] Even though there ...

A group of researchers in Iran has analyzed the coefficient of performance and the energy consumption of a solar-assisted heat pumps and an air-source heat pumps and has found that three factors are ...

Your hot shower or bath uses 15-30% of your household’s total energy, second only to the heating and cooling of air. More than half of all Australian households rely on electric water heaters with a ...

Solar-driven interfacial evaporation has shown great potential in freshwater production due to its minimal carbon footprint and adaptability to diverse water sources. However, while significant ...

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 ...