Switch to solar with a system built for you. A solar pool heater uses a pump, a solar collector and piping in conjunction with your existing pool filter. The process is simple: The pump takes water ...

The best solar cells have an energy conversion efficiency of 30 pecent. This means that 70 percent of the collected energy is lost rather than stored. Improvements have been made under test conditions ...

Patented, US-Made System Operates 100% Off-Grid Using PV Panels, Turning Rising Energy Costs into Daily Financial Returns NOVATO, Calif., Nov. 11, 2025 /PRNewswire/ -- Apparent, a leader in innovative ...

Installing solar power at a home is a great way to reduce electricity bills, especially as the cost of solar panels and their associated electronics continue to plummet. Not every utility allows ...

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 ...

Apparent Inc. has unveiled a new water heater that can reportedly offset 100% of a home’s water heating cost. The system uses low-voltage DC electricity generated by conventional solar panels and a ...

Portugal’s first heat-as-a-service agreement combines a 7 MW solar plant and a 100 MWh thermal battery to provide continuous, ...

BULAWAYO, Zimbabwe, Aug 2 (Thomson Reuters Foundation) - People in Zimbabwe are used to taking cold baths during lengthy power cuts, but Cosmas Ndlovu's new home means his family are among the ...