The best solar generator pairs a large-capacity rechargeable power station — a big battery, at heart — with a set of portable solar panels, making for a versatile device that can provide backup power ...

We tested 20 solar generators to find the most versatile devices that can provide emergency backup power and fuel off-grid ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." As we say in our guide to the best portable generators, the right time to buy one is before you need it.

When winter storms knock out the power, they rarely give much warning — and suddenly, everyday essentials like heat, lights, and phone chargers feel anything but optional. The best portable generators ...

There are generators with enough power for home backup that roll on wheels and technically are portable. But when we talk about “portable generators” we’re usually referring to models that are small ...

In parts 1 through 3 I described the construction of the transformer we needed to generate the 10Amps AC. We still had to drive the transformer. Although I said I wasn’t going to discuss the complete ...

The harnessing of electricity has played a pivotal role in human history and has exponentially expedited our growth as a species. Since becoming a household commodity in the late 19th century, ...