Additionally, once the materials change color, that color change is irreversible, another first. The current standard for chemical threat detection using color change is M8 paper.

The vision system used to process color is separate from that used to detect motion, according to a new study. The findings run counter to previous scholarship that suggested motion detection and ...

One of the curious things about color is that we associate it with emotions. Intuitively, we tend to link darker, grayer colors with negative moods and brighter, lighter colors with positive ones.