If you live in Europe or Asia and record a lot of videos on your iPhone, you may have noticed flickering light effects in your videos shot in artificial lighting. Here’s what causes it and what you ...

For many, strolling around neighborhoods to look at the holiday light displays is an annual tradition that brings twinkling cheer. But with the rise of LED lights in the last decade, some of the joy ...

All solid-state lighting, generally speaking, is powered by an AC power source. Of course there are some LED lights that are battery operated. The AC source has a 50Hz or 60Hz line frequency that must ...