Q: I plan to install a backup generator for power outages. How do I determine what size I need? Would it make economic sense to just use one all the time? A: Smaller portable or large whole-house ...

While problems with the power grid aren’t new, electric whole-home backup systems are. Having emergency power on hand is a great idea, but power banks are also expensive, hard to move, and get in the ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Solar panels can only generate electricity; they can’t store it, so you must pair them with a stand-alone ...

Nobody wants to deal with a power outage. Aside from the aggravation of not having access to the internet, it can also cause serious problems like spoiling food, or extreme temperatures during summer ...

VW is reportedly considering another e-Golf. We show you where future fast-charging routes are going. Tesla fans in LA need to check out a wide-ranging exhibit on the brand. A Toyota Prius might be ...