The average cost of an 11 kW rooftop solar installation after federal tax credits is $20,552 in the United States, said marketplace operator EnergySage. What will your utility-provided electricity ...

A sexy calculator? You’ve got to be kidding. Though indisputably necessary, it’s hard even to remember a time when they existed. Today we just instinctively tap an app on our phone for some ...

Learn more › Solar generators can make your life a little easier on a good day or save you on a bad day. These powerful power packs offer huge battery capacity that can fuel large devices and ...

It also has plenty of calculators and worksheets to help those entitled to Social Security benefits. We pulled together some of our favorites. Keep this list handy the next time you’re sifting ...

Commissions do not affect our editors' opinions or evaluations. Solar stocks have a lot of long-term potential in the age of climate change. Currently, less than 4% of all U.S. power generation ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

NASA’s Parker Solar Probe skimmed the sun on Christmas Eve and lived to tell the tale. The heat-hardened spacecraft made its closest solar flyby yet at 6:53 a.m. EST on December 24. It came ...

Legacy solar technologies like amorphous silicon cells, long used on solar calculators and children’s toys, don’t yield sufficient power in the real-world, low-light operational conditions for ...

Tax credits A benefit that lowers your taxes owed by the amount of the credit. This calculator assumes credits entered are nonrefundable. Many, or all, of the products featured on this page are ...