The invention of tiny devices capable of precisely controlling the direction and behavior of light is essential to the ...

Researchers have built a paper-thin chip that converts infrared light into visible light and directs it precisely, all without mechanical motion. The design overcomes a long-standing efficiency-versus ...

A new retina implant aims to use near-infrared light to restore vision signals. It works without cables and external ...

Explore how a light-triggered microneedle patch delivered IVF hormones in animals and what it could mean for future timed ...