With rising energy bills and a warming planet, homes and businesses in Athens are investing in heat pumps and geothermal ...

Researchers in Italy have designed a novel carbon dioxide heat pump that can work with photovoltaic-thermal energy, a finned coil heat exchanger and a U-tube borehole heat exchanger. Their experiment ...

Water heating is the second-largest energy cost for U.S. households. But you can save with a more efficient water heater, ...

Consumer Reports tested heat pump water heaters to determine which ones were the most energy-efficient and fastest at heating water.

Technology group Wartsila is expanding its shipping and energy research and development capabilities. It is pumping €50m ($55m) into its Sustainable Technology Hub in Vaasa, Finland. This will ...

(Yicai) April 3 -- The Chinese government is pushing for the increased uptake of heat pumps, which are energy-efficient devices used to heat and cool buildings, as well as more research to improve the ...

A ground loop system absorbs heat energy (BTUs) from the earth so that it can be transferred to a heat pump and efficiently converted into warmth for a home. Dandelion says its ground loop systems ...

Heat pumps are all-in-one HVAC systems that can provide all of your home's heating and cooling needs. These all-electric appliances are way more energy-efficient than traditional HVACs, using up to 50 ...