We are taught the rainbow is composed of ... for reasons that have to do with natural variation in the sensory mechanisms that allow us to take in a color stimulus, and in the mental processes ...

From ocean to sky, blue is seemingly everywhere - but it's one of the most difficult colours for nature to produce using pigments. Animals usually appear blue to the human eye because of microscopic ...

Color can add dimensionality and richness to scientific communications. In figures, color is typically used to differentiate information into classes. The challenge is picking colors that are ...

Red is imbued with meaning for humans: it is the colour of danger, blood, attraction and romance. And where crimson and scarlet hues appear in nature, they often carry an important message. Ladybirds ...

Rainbow connectivity is an intriguing ... graph where at least one vertex has a unique color not shared by any other vertex in the path. This Nature Research Intelligence Topic summary is one ...

The rainbow lorikeet not only boasts ... it has a curious and cheerful nature. As its name suggests, the bird is vibrant in color, depending on the subspecies and region it inhabits.