In 1845, physicist Michael Faraday provided the first direct evidence that electromagnetism and light are related. Now, it turns out that this connection is even stronger than Faraday imagined. In his ...

Turning off the lights at night has long been known to support restful sleep, but new research suggests it may have another significant benefit. Sleeping in total darkness may lower the risk for ...

Red light therapy has skyrocketed in popularity over the past several years as a treatment for everything from hyperpigmentation to fine lines to promoting hair growth. As a result, expensive at-home ...

We may earn commission from links on this page, but we only recommend products we love. Promise. Unless you’ve sworn off social media, you’ve probably noticed that LED face masks are everywhere ...

Like untold millions of smartphone users, I have a bit of a problem. I’ve been trying, with middling success, to be more mindful about how I use my phone. I’ll often uninstall various social media ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? At the simplest level, different colors of light have different wavelengths.

An odd solid that can flow like a fluid has been created from light for the first time. Studying it will help researchers better understand exotic quantum states of matter. “We actually made light ...

Red-light therapy is getting the green light in some health circles, but it’s early yet to say whether that’s a good thing. The treatment, a type of light therapy called photobiomodulation that ...

Light therapy is more than just an aesthetically appealing skin treatment (though the "looks cool on social" vibes are an added bonus)—it comes with many proven benefits for treating your most ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

With all the talk surrounding the perks of weight loss medications right now, it’s fair to wonder if it’s possible to lose weight through other less traditional methods. Using red light therapy for ...