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 ...

LED lights have taken over modern homes and workplaces. They're energy efficient, affordable, and marketed as the future of ...

There seems to be more and more talk about lighting, whether it's blue light from screens, red light therapy, smart bulbs, or LED light strips for custom interior lighting. These days almost every ...

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 ...