Learn about solar

We explain how well solar panels work when the sun isn't shining, like on cloudy days or at night.

Wind energy is one of the world's most popular renewable energy sources. We take a look at wind energy's pros and cons to understand why it is so popular and what the future holds for wind power.

Finally an electric car to challenge Tesla! Check out the Nissan Leaf price, cost to charge, charge time, types of chargers, and whether you should buy it.

Solar pergolas, gazebos, and patio covers produce solar energy while providing shade. We explain what they are and if they're better than rooftop solar.

Solar panels are hotter than the air temperature around them, this heat reduces their efficiency but the overall performance of your solar system will remain at enough capacity to power your home.

Are you a PG&E, SDG&E, or SCE customer thinking of buying solar panels? NEM 2.0 determines how you will be credited for energy sold back to the grid.

These 3 brands dominate the premium end of the residential solar panel market. Let's see how they compare on cost, warranty, efficiency, and performance.

For a basic 6 kilowatt (kW) residential solar installation, this means your solar system will cost $14,820 before the 26 percent federal ITC tax credit, and $10,966 after the credit is applied.