Invisible light beyond the range of human vision plays a vital role in communication technologies, medical diagnostics, and ...

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 ...

Metasurfaces in which nonlocal light-matter interactions take place are a potentially useful variant of traditional ...

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