Air conditioning, refrigeration, automatic dishwashing and laundry: All these modern conveniences are irreplaceable parts of our lives, but they can also contribute to expensive energy bills. If ...

Energy Monitor It's hard to predict exactly how much energy you'll save with a specific device, and there are no guarantees.

A research team developed a 3D Smart Building Energy-saving device capable of automatically controlling heating and cooling without electricity or an external power source.

EcoWatt Power Saver revealed: discover how this plug-in energy device enhances home power flow, supports efficiency, and ...

Elon Musk . (Photo by Dimitrios Kambouris/Getty Images for The Met Museum/Vogue) It would be rather wonderful if it were true: that the U.S. Department of Justice has acknowledged that Elon Musk has ...