Have you been shopping for wellness gear and realized you might be comparing apples to oranges? Red light therapy and infrared saunas both use light, but they work in totally different ways, and that ...

Mid-infrared light sources serve as a key to accessing the “invisible world.” A broad range of applications, including gas detection, molecular spectroscopy, medical diagnostics, and free-space ...

Molecular coatings can slow or accelerate photon emission from near-infrared quantum dots, adding a new control handle for ...

A rendering of the metasurface chip in action. When hit with an infrared laser, the microscopic chip converts the incoming light to a higher frequency and sends it out as a narrow beam that can be ...