Installing a new home battery? You'll want to know how much power it can handle, and this guide will help you figure it out. If you’ve been thinking about switching over to solar energy, you might be ...

Home batteries can cut bills by avoiding peak-rate electricity. Pairing batteries with solar boosts self-use and savings. Battery value depends on outages, pricing swings, and solar credits. The ...

Three years ago, Ted Treadwell turned his water heater into a battery. His home in Santa Rosa, California, had relied on a gas-powered furnace and water heater for a quarter-century to stay warm. But ...