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 ...

Glass microspheres help perovskite quantum dots resist blue-light degradation, heat, and moisture in patterned micro-LED color-conversion pixels.

Stockholm, and indeed cities all over the world are experimenting with different forms of nighttime illumination. Here's what ...