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 ...

Solar water heaters help homes cut energy bills by using sunlight instead of electricity. The system offers steady heating, ...

Researchers at the Technical University of Denmark have investigated how large-scale air-to-water heat pumps could be combined with PV-powered district heating systems with the aim to reduce the ...

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 ...

Dealing with high utility bills? Water heating may be one of the major culprits. According to the US Department of Energy, it is one of the largest residential energy uses and accounts for nearly ...

These water heaters are far more energy-efficient than conventional options. We put 10 models to the test. By Yasmeen Khan Heat pump water heaters have been around for decades, but it’s only recently ...

Welcome to our series answering reader questions and concerns about how to cut the utility company cord. I currently use wood to heat my off-grid home but would like to figure out my options for using ...

Baran Yildiz receives funding from the Australian Renewable Energy Agency (ARENA) and RACE for 2030, an industry-led cooperative research centre Hossein Saberi receives funding from the Australian ...