Most homeowners will need between 15 and 22 solar panels to cover their electricity use, but the exact number depends on three main factors: how much power your household consumes, how much sunlight ...

Solar panels can only generate electricity; they can’t store it, so you must pair them with a stand-alone battery bank or a power station. For home emergency power (for a few hours of power), we ...

If you stop to think about it, it’s a marvel that we can harness energy from the sun. But we do, thanks to solar panels equipped with photovoltaic cells that convert sunlight to electricity. That’s no ...

What if you could set up some panels in your backyard or hang them off your balcony and start making a dent in your power bill? Organizations are trying to bring "balcony solar" to the U.S. Rooftop ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Earlier this summer, Tara McDermott, who’s in charge of policy communications for a ...