Sign language is a language you express by using your hands and face instead of spoken words. It’s most commonly used by people in the Deaf community. How many types of sign language are there? There ...

A new study shows that American Sign Language (ASL) is more linguistically complex than previously understood. In particular, new research documents the emergence of the copula --- a word meaning to ...

We all communicate through words, either by speaking or writing. Very rarely, we use nods, or some simple hand signs to communicate. Unfortunately, there are deaf people in the world who cannot hear ...