Color is a pervasive feature of our psychological experience, having a role in many aspects
of human mind and behavior such as basic vision, scene perception, object recognition …

Abstract Hering's Opponent-Colors Theory has been central to understanding color
appearance for 150 years. It aims to explain the phenomenology of colors with two linked …

To what extent does concept formation require language? Here, we exploit color to address
this question and ask whether macaque monkeys have color concepts evident as …

It has been proposed that semantic systems evolve under pressure for efficiency. This
hypothesis has so far been supported largely indirectly, by synchronic cross-language …

Many languages express 'blue'and 'green'under an umbrella term 'grue'. To explain this
variation, it has been suggested that changes in eye physiology, due to UV-light incidence …

Human languages evolve to make communication more efficient. But efficiency creates trade-
offs: what is efficient for speakers is not always efficient for comprehenders. How do …

Names for colors vary widely across languages, but color categories are remarkably
consistent. Shared mechanisms of color perception help explain consistent partitions of …

Languages differ markedly in the number of colour terms in their lexicons. The Himba, for
example, a remote culture in Namibia, were reported in 2005 to have only a 5-colour term …

Working memory (WM) is a crucial element of the higher cognition of primates and corvid
songbirds. Despite its importance, WM has a severely limited capacity and is vulnerable to …

The geometry that describes the relationship among colors, and the neural mechanisms that
support color vision, are unsettled. Here, we use multivariate analyses of measurements of …