The concept of building your own hydroelectric generator seems simple at face value: use gravity to impart as much force as ...

A whole-house generator can keep your home comfortable and safe during power outages, but only when it is installed and used correctly. Because these systems run on fuel and connect directly to your ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The power just went out—again. As you dig around for candles and wonder whether your laptop is fully ...