In the study of why and how animals look the way they do, color is king—at least, the range of color humans can see. A University of Michigan study has examined a color range that humans can't see and ...

An inexpensive detector developed by a NASA-led team can now see invisible infrared light in a range of “colors,” or wavelengths. The detector, called a Quantum Well Infrared Photodetector (QWIP) ...

Researchers from Japan showed that a single organic crystal converts invisible light into visible colors, emitting red light under ultraviolet irradiation and green light under near-infrared ...