LED lights typically last far longer than their incandescent predecessors. If your bulbs are failing early, these are the ...

Early adopters of LED lighting will remember 50,000 hour or even 100,000 hour lifetime ratings printed on the box. But during a recent trip to the hardware store the longest advertised lifetime I ...

For a bright, clear picture, OLED screens are where it's at; they easily outperform traditional LED displays and have ...

Compared to incandescent lightbulbs, LEDs produce a lot more lumens per watt of input power — they’re more efficient at producing light. Of course, that means that incandescent light bulbs ...

Chinese scientists have developed LEDs that are just 90 nanometers wide using perovskite, revolutionizing high-resolution ...

White-light sources based on reliable and energy-efficient LEDs have only recently been made possible through developments in semiconductors (Fig. 1 shows a white-light LED in action). It is ...

It can be confusing, with TV makers promoting an alphabet soup of acronyms, including LED, QLED, OLED, QD-OLED. The jargon mainly describes how the TV screens are built. LED and QLED TVs fall into ...