It underpins many technologies that affect our daily lives, including energy harvesting with solar cells, light-emitting-diode (LED) displays and telecommunications through fiber optic networks.

Like other LCD TVs, these displays use LED (light-emitting diode) backlights to illuminate their picture since each pixel can't emit light on its own. To get to the "QLED" branding, manufacturers ...

The evolution of TV tech seems to move at a lightning pace. But if you already keep your eyes peeled for the latest AV trends ...

How to use negative feedback to regulate output power from a laser diode using a simple, single op-amp based circuit ...

“It looks cool—and I’ve seen it all over social media—but does red light therapy actually work?” you are probably asking yourself if you clicked this link. And the answer is ...

You may have had a light bulb pop or even explode on you, which can be caused by any number of issues, but can it still happen with an LED light bulb?