Atmospheric characterization of directly imaged planets has thus far been limited to ground-based observations of young, self-luminous, Jovian planets. Near-term space- and ground- based facilities ...

Johann Gottlob Kurr, "The Mineral Kingdom" (1859), grayish blue is visible on the iron ore (bottom row, right) (all images from "Nature’s Palette: A Color Reference System from the Natural World," ...

Color blindness is a term that is often used to describe color vision deficiency. However, true color blindness is actually a rare condition where no colour is seen at all. Colour vision deficiency on ...

Tier one solar cell manufacturers require high quality solar cells. Sorting into different color classes is a key activity at Asian factories, therefore many Asian solar cell producers are looking at ...