They’re in your phone, TV, car headlights, remote controls—even traffic lights. LEDs (Light Emitting Diodes) are everywhere.

At-home light-emitting devices are all the rage, promising Oscar-winning radiance, but do LED face masks really work or are they just sci-fi fantasy? And, are they safe? Consumer Reports sheds light ...

I am the beauty and fashion commerce writer. Red light therapy has skyrocketed in popularity over the past several years as a treatment for everything from hyperpigmentation to fine lines to promoting ...

Light bulb technology has made great strides in recent decades, much to the benefit of the average consumer. Not only are they more cost-effective and longer-lasting in most cases than they were ...