An improvement to decades-old LCD technology promises to turn the surface of almost anything into a full-color digital display. At the very least, it brings color-changing gadgets closer to reality.

Colour change in animals can occur over different timescales and aids communication and camouflage. Direct evidence of the associated energetic costs has been lacking, but now an experimental study of ...

Not all poisonous gases have a smell or a color. But a tiny grid of pastel- and candy-colored squares that effectively “sniffs” out hazardous chemicals in the air such as chlorosarin — a highly toxic ...

At a tech fest where most brands were busy showcasing high-end devices, Realme came to the MWC 2025 showfloor with a surprising mid-range phone this year. The Chinese label introduced the Realme 14 ...