To be more energy efficient, many people have replaced their incandescent lights with light-emitting diode (LED) bulbs. However, those currently on the market emit a lot of blue light, which has been ...

Their inventions have found their way into bedside lamps, television screens, and smartphones, and have the potential to give light to the 1.5 billion people who don't have access to electricity grids ...

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, ...

There's nothing more frustrating than pulling a shirt out of the wash and spotting a stain that refuses to budge. Hours of effort feel wasted, and scrubbing often leaves behind a faint spot that never ...

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, ...