"More than half of U.S. homeowners admit they don't understand home solar and battery systems, which is understandable," a solar expert says.

"That's a good idea." Homeowner shares their DIY off-grid setup that exploited a regulation loophole: 'The power is out for everyone but me' first appeared on The Cool Down.

So, it makes sense that we'd eventually start using it to power our homes and gadgets. Over the past couple of decades, I've watch ...