Although toasters are smaller kitchen appliances, they use a lot of energy and can also pose a fire threat if connected to an extension cord or power strip. Toaster ovens need even more power to ...

If it's getting cold enough to use a space heater where you live, be sure to keep it out of an extension cord. If you live in an older house or apartment, it's not always easy to find enough wall ...

70% of systems have faults that waste $2.5 billion in energy each year — smart tools help contractors fix that.

Through months of testing in a variety of conditions, we used them to power everything from small devices to large, ...

If you live in an older house or apartment, it's not always easy to find enough wall plugs, especially with the number of appliances and devices we use these days. For certain products, extension ...

Sales trends prove that users love big iPhones. But I’m not one of them. I live in the very walkable New York City, so using my iPhone one-handed on the go is very important to me. For that reason, it ...

Federal tax credits for various home electrification upgrades will be expiring on Dec. 31. If you’re among the heat-pump or ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Erika Rasure is globally-recognized as a leading consumer economics subject matter expert, ...

Geothermal heat pumps heat and cool homes through a loop of piping buried underground or submerged in water, like a pond. Liquid circulates through the loop, absorbing heat from the ground in winter ...

6 calculators to compare mortgage deals, work out how much you can borrow and more, whether you're a first-time buyer, a home mover or remortgaging Sam Wilson Sam covers personal finance topics, from ...