Blackouts happen, and generators can make them a lot less awful. But what kind of generator do you need, and how powerful does it have to be? Here’s how to tell.

A solar generator can be a lifesaver during natural disasters or power outages. Here are the two we recommend buying for both small- and large-scale use.

Cost, sizing, and ROI explained.

Portable generators can keep critical devices and appliances powered during an outage. Our top picks include solar, gas, and ...