Sunlight reaching Earth’s surface isn’t as stable as we might think—it’s actually fluctuated dramatically over the decades due to pollution and clean air efforts. An international team of researchers ...

Most solar panels pay off in seven to 12 years. Geographic location, government incentives and your household’s electricity usage impact how quickly your solar investment will break even. Maximize ...

Solar produced nearly as much electricity as gas in the nation's most populous state in 2024. Could this be the year it takes the lead?

The sun may rise every morning, but the amount of sunlight reaching Earth's surface can substantially vary over decades, according to a perspective article led by an international research team.