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 ...

German startup Nexol Photovolthermic has released a new hybrid solar water heater for residential applications. The NEX RS series comes in four sizes: 80 liters, 120 liters, 200 liters, and 300 liters ...

You have until the end of the year to take advantage of federal tax credits for clean-energy and energy-efficiency upgrades to your home, whether that’s by ...