What if you could harness the power of the sun to generate your own energy—right in your backyard? Imagine a system so efficient it could heat water, power small appliances, or even serve as a backup ...

Dividing the watt-hours of a generator by the watts of the devices you plug into it can tell you (even before you buy) how much runtime you’ll get.

A storm is raging outdoors, but you and your family are safely tucked away in your cozy home ... that is, until the power goes out. You don't ...