This Tiny Device Could Turn Your Phone Into a Lab-Grade Spectrometer

A team of engineers has unveiled a revolutionary mini-spectrometer that can fit on a fingertip and operate with low voltage, scanning light from UV to near-infrared in under a millisecond. This game-changing device replaces bulky traditional spectrometers and could soon be embedded in smartphones, unlocking powerful tools for material analysis, biomedical diagnostics, and more—right in […]