Electric HVAC systems can help you keep your home comfortable using a fraction of the energy. We spoke to experts to find out just how efficient they are. Mike De Socio is a CNET contributor who ...

When you're trying to lower your utility bills, you might be tempted to reach for the thermostat. That's a good instinct. Setting your thermostat strategically can help reduce your heating or cooling ...

Heat pumps are hot. And when the need arises, they’re pretty cold, too. These high-efficiency electric fixtures heat and cool using your home’s existing ductwork. That means they can replace a ...

Outside a 100-year-old house on the edge of the Peak District in northern England, a heat pump’s fan blades are swiftly spinning. They’re drawing outdoor air over coils of refrigerant, harvesting ...

This has been discussed before on Ars, such as at https://arstechnica.com/civis/threa...ost-efficient-heat-pump-in-the-world.1501605/, and https://arstechnica.com ...

Traditional sucker rod pumps (SRP) use a single traveling valve, but recent double traveling valve innovations have improved SRP performance and efficiency in field applications with double traveling ...

Generating electrical power takes on many forms—hydroelectric, solar, fossil fuel, renewable, biofuel, nuclear, and geothermal, all of which are made up of many internal processes that together ...

The type of vacuum technology you choose has a direct impact on the efficiency of your process. MAULBURG, GERMANY, July ...