Add Yahoo as a preferred source to see more of our stories on Google. Gold supraballs absorb most sunlight, boosting thermoelectric output and pointing to simpler, high-efficiency solar coatings.

Researchers have engineered tiny gold nanospheres that can soak up almost the entire spectrum of solar energy, promising a step change in how efficiently we turn sunlight into usable power. By packing ...

Traditional solar cells harvest only a narrow sliver of the electromagnetic energy pouring down onto Earth, and that's one of the reasons it's been so challenging to get solar efficiency beyond 20-30 ...

What just happened? The solar energy revolution might be about to shift into an even higher gear. Researchers in Germany have developed a groundbreaking new light-harvesting system that could drive a ...