Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...

It’s hard to believe that the first blue LED didn’t arrive until 1993. They look simple, but looks are deceiving (Fig. 1). 1. Image showing a blue InGaN-based LED with gold wire contacts (0.4 × 0.4 mm ...

A simple resin coating dramatically extends the lifetime of blue quantum-dot LEDs, addressing a key barrier to brighter, more ...

Samsung OLED vs. QLED vs. Micro RGB: I compared the 3 TV types and found a surprise winner ...