Wind energy infrastructure doesn’t produce power if the air isn’t moving, and solar doesn’t generate power if the sun’s not out. But that doesn’t mean that either source of energy is "worthless" ...

California’s power system has an infamous problem. Solar projects produce more electricity than is needed during the day but too little to satisfy demand at night.

Solar panels still generate electricity on cloudy days and in cold weather, albeit less. Clouds cut output as less sunlight reaches the panels, but they continue producing power from indirect light.

For many homeowners, installing rooftop solar panels seems like a smart idea to reduce electricity bills, but the upfront cost and installation complexity ...

The government delivered a shock to the renewable energy industry when it took away subsidies for solar and wind as part of the One Big Beautiful Bill Act. It’s a shock the industry can actually ...

In South Africa, many low-income families who’ve never had electricity can’t afford solar power. Solar mini-grids could help.

Researchers affiliated with King’s College London have published a new modeling study showing that space-based solar power could supply up to 80 percent of Europe’s renewable energy by 2050, ...

For years, solar power at home was mostly limited to people who owned their rooftops and could afford the steep upfront costs. But now, a new generation of small, affordable systems — often called ...

Worries about the US grid’s ability to handle the surge in demand due to data center growth have made headlines repeatedly over the course of 2025. And, early in the year, demand for electricity had ...