LED bulbs are supposed to last for years -- some even claim up to 25,000 hours of light. So why do so many burn out way ahead of schedule, sometimes within a year? If you’ve ever replaced an expensive ...

Tianjin University scientists have developed a pioneering nondestructive testing technology for micro-LED wafers, offering a much-needed solution to a long-standing industry challenge through a novel ...

The numbers you see on the box don't always work out in real life. LED bulbs do last longer, but those claims about five to 10 years are estimates based on internal testing -- and companies are always ...