Old Solar Panels Built in the Early 1990s Are Still Going Strong After 30 Years at 80% Original Power - And That’s a Big Deal for Our Energy Future

In the late 1980s, when Switzerland was just beginning to experiment with solar power, engineers bolted a few shiny panels onto rooftops, mountain stations, and even utility-scale farms. They probably didn’t expect those panels to still be humming al... [4618 chars]