For decades, scientists have used near-infrared light to study the brain in a noninvasive way. This optical technique, known ...

In a nutshell Scientists successfully transmitted light through an entire adult human head for the first time, overcoming ...

While auras may come from the realm of pseudoscience, all living beings do emit a faint light, invisible to the human eye—one ...

Scientists in China have developed contact lenses that let wearers see light normally invisible to the human eye.

Nanoparticle-infused contact lenses can transform infrared radiation into different colours of visible light, potentially ...

Swiss scientists have developed an ultra-thin lens that turns infrared light into visible light using lithium niobate and ...