Tariffs are pinching margins, federal energy policies are a drag, and demand looks weaker than expected.

First Solar (FSLR +1.05%) continues to churn out profitable quarters, but the company is playing a dangerous game with subsidies. Most of its gross profit comes from government su ...

PHILADELPHIA — The solar power industry is booming and that growth helps the world meet its climate goals by replacing fossil fuels. But an emerging problem in the U.S. solar business that installs ...

When private companies develop and sell solar geoengineering technologies, they draw a proprietary curtain over a planetary matter. If countries want to pursue the public good, international ...

An Arizona bill allowing plug-in solar panels on patios and balconies died in committee after utility companies raised grid safety concerns ...

Australia’s grid is buckling under the weight of its own solar success, With rooftop panels now installed on 2.7 million homes across the country, midday electricity generation regularly overwhelms ...