You can save a little power in a lot of places. These solar gadgets cover household cooling, portable power, trickle charging ...

Batteries aren't one-size-fits-all, and neither is the way they're wired to your house. Here's what you should know about AC- and DC-coupling. When we think about solar panels and batteries, we don't ...

Rivian owners have designed an adapter kit to replace the proprietary 12-volt lead-acid batteries in their vehicles with cheaper, off-the-shelf parts. A complementary solution could also allow keeping ...

The old-fashioned 12-volt lead acid battery hasn't changed much since the mid-1950s. Now it's getting a makeover to handle a host of new responsibilities in electrified, automated and software-defined ...