Humans didn’t discover the presence of infrared light until well into the 1800s, and it’s taken us significantly longer to begin to crack what this portion of the visible light spectrum means. But ...

Schematic of the TCM–MWG–TED structure. The upper thermochromic (TCM) layer provides visible camouflage with high transparency in the 8–14 μm mid-infrared range. The middle layer consists of a ...

I tested the Sun Home Saunas Luminar two-person, full-spectrum infrared sauna. Here's my full review, from setting it up to sweating it out.

Neuroscientists and materials scientists have created contact lenses that enable infrared vision in both humans and mice by converting infrared light into visible light. (Nanowerk News) ...