It may not be great on the eyes, but it could be a new way to take care of those pit stains. By Andrew Paul Published Sep 3, 2025 10:00 AM EDT Get the Popular Science daily newsletter💡 Breakthroughs, ...

I’m a big fan of at-home LED light therapy devices—and an even bigger fan of professional LED treatments. Because in addition to all the anti-aging, collagen boosting benefits (love that), a little ...

Forget harsh bleach—scientists have discovered that powerful blue LED light can erase yellow stains from sweat, food, and oils without harming delicate fabrics like silk. By harnessing oxygen in the ...

LED, or light emitting diode therapy, is a skincare treatment that uses varying wavelengths of light, including red and blue. NASA originally developed it for plant growth experiments on shuttle ...

As one of the most well-studied light therapies for skin issues, blue light therapy benefits most notably include the management of acne, as the technology’s wavelengths help destroy a specific ...

If you heard me say, ‘red light, green light’, you’d be forgiven for thinking I was talking about the infamous Squid Game challenge. But no, I’m referring to my two favourite LED colours that help to ...

Blue light usually comes from the sun but also from digital screens and LED lights. Some experts believe artificial sources may be causing eye damage in humans, but animal studies are inconclusive.