Infants and animals are able to understand approximate quantities of different types, in terms of relative proportions of the numbers of different sets of objects, provided the difference in numbers ...

Knowing the words for numbers is not necessary to be able to count, according to new research. The study of the aboriginal children -- from two communities which do not have words or gestures for ...

An understanding of numbers is often viewed as a distinctly human faculty—a hallmark of our intelligence that, along with language, sets us apart from all other animals. Practically every animal that ...