Palmetto, Solar Energy World, and Blue Raven Solar are the best solar companies in the U.S., based on a review by the MarketWatch Guides team. A residential solar system from one of our top ...

High interest rates, excess warehouse inventory, and falling component prices have created a perfect storm for solar ...

Since the early 2000s, the formal off-grid solar sector has sold and distributed 375 million solar energy kits to off-grid ...

Solar heating uses the sun’s thermal energy to heat liquids or spaces. This article looks at the main solar heater types, ...

Wesco International benefits from trends in solar, EVs, and AI but trades at lower multiples than AI stocks, offering ...

Enphase Energy was the biggest decliner in the S&P 500 Wednesday, a day after missing third-quarter profit and sales forecasts as demand in Europe slumped.

A lack of skilled staff to develop and install solar and battery facilities is holding back deployment and pushing up costs.

DIY solar panels are more affordable than pro systems because you don’t have to pay for labor or design services. A DIY system may be cheaper overall, but you don’t get wholesale pricing on ...

Our non-GAAP operating expenses were $81.6 million in the third quarter of 2024, compared to $81.7 million in the second quarter of 2024. Our non-GAAP operating income was $101.4 million in the third ...

Two utilities share their experience with reconductoring that can enable more solar. Navigating solar panel supply challenges ...

The head of solar equipment maker Enphase Energy Inc. said eliminating the clean-energy incentives in President Joe Biden’s signature climate legislation would be bad for the US economy.

So we would have to wait until May 2025 to be able to declare that solar maximum had occurred in October 2024. And sometimes just when we think we've got it all figured out, the sun can fool us!