Researchers have tested LED blue lights on yellow stains from food spills. The results are promising and indicate the blue ...

A white shirt, once stained with yellow underarm blotches or splashes of tomato juice, usually meets one of two fates: a ...

Scientists at the University of Chemistry and Technology, Prague (UCT Prague) have revealed a new catalytic role for scandium ...

Forget harsh bleach—scientists have discovered that powerful blue LED light can erase yellow stains from sweat, food, and ...

ACS Sustainable Chemistry & Engineering researchers found that high-intensity blue LED light can help remove yellow stains. The method is said to be effective at removing stains from orange juice, ...

Not to sound like a TV commercial or anything, but … how often have you had to throw out white shirts because of unsightly yellow underarm stains? Well, those stains may not be a problem any longer, ...

Sweat and food stains can ruin your favorite clothes. But bleaching agents such as hydrogen peroxide or dry-cleaning solvents that remove stains aren’t options for all fabrics, especially delicate ...

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, ...

DENVER (KDVR) — An electronic gadget is available to property owners who want to clear adjacent areas of loiterers. The motion-activated device emits a flashing blue light and chirping sounds when ...

Red light therapy is an anti-aging treatment that dermatologists love, so we asked them about how it works, its benefits and what devices to try.

Blue-light glasses were everywhere a few years ago, promising to save our screen-obsessed society from ourselves. Back in 2020, practically every glasses company was offering wearers the option to ...