Some magpies recognize themselves in mirrors, indicating that a basic form of self-recognition evolved in one family of birds.

Recent changes in hearing-related genes may have influenced language development

A chance discovery in the Sahara leads to the excavation of a Stone Age cemetery containing remains from two lakeside cultures.

Feeling happy may lessen children’s ability to perform tasks that require attention to detail, a new study suggests.

People nonverbally impose a specific order on descriptions of witnessed events, a tendency that may influence the structure of new languages, a new study suggests.

Where you cast your ballot can affect how you cast your ballot.

An innovative research technique has led researchers to conclude that well-informed voters often use simple rules of thumb to sift through mountains of campaign information and pick the candidate who best reflects their own political views.

Boys who attend preschool classes with a majority of girls do better developmentally than other boys.

New research with Amazonian villagers suggests that their language lacks number words but that they still comprehend precise quantities of objects.

Agriculture's rise sparked widespread use of green stone beads as fertility charms and as protection against supernatural forces, scientists propose.

Capuchin monkeys can reason with tokens as they do with different foods, demonstrating a basic capacity for thinking symbolically.