Scientists in China have created a new type of display with the smallest pixels and the highest pixel density ever.

In recent years, LED masks have emerged as one of the most talked-about innovations in the skincare industry. These futuristic-looking devices, resembling something out of a sci-fi movie ...

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 ...

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 ...

QLED stands for Quantum dot Light Emitting Diodes, and uses more traditional LED backlighting with a layer of color-enhancing quantum dots. OLED, or Organic Light Emitting Diodes, uses individual ...

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 ...

There's no need to hoard bulbs. Our tests found that new LEDs and CFLs are light-years ahead of earlier versions. Standard 60- and 40-watt bulbs are the last to be phased out, though remaining ...