When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with ...

LED lights are a popular choice for homes and businesses alike, thanks to their energy efficiency, long lifespan and sleek design. But with their growing use comes an important question about safety, ...

No you're not imagining it. Headlights have gotten brighter, and people driving on dark roads since the start of Daylight Saving Time have felt the impact. Before LED lights were introduced, many auto ...

These light-emitting devices are all over the internet. We asked experts if they can reduce wrinkles, clear acne and more. By Melinda Wenner Moyer You’ve probably noticed this scene on social media: ...