Add Popular Science (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Get the Popular ...

Add Yahoo as a preferred source to see more of our stories on Google. Justina Miles performs Justina Miles performs "Lift Every Voice and Sing" in American Sign Language prior to the Super Bowl at ...

A computational analysis has highlighted the poorly understood relationships and elusive histories of modern sign languages worldwide, revealing two major sign language families shaped by geopolitical ...

The human body is the greatest form of expression. From the clothes one wears to the things one says and does, expression is a form of self art. Sign language is a form of expression — one that ...

Scientists have traced the origins of the world’s sign languages to six European lineages. Sign Up and be kept in the loop each and every day with our free Daily newsletter. Did you know with a Plus ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. From pointing to ...

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 ...

In a re-evaluation of Hockett's foundational features that have long dominated linguistic theory—concepts like "arbitrariness," "duality of patterning," and "displacement"—an international team of ...

Current research on the evolution of language shows that we need to move beyond classifying people as “visual” or “verbal.” Using language well involves a vast range of skills, from finely controlling ...

Add Yahoo as a preferred source to see more of our stories on Google. In tracing signed vocabularies’ evolutions, researchers applied phylogenetic analysis typically associated with biologically ...

Example of recurrent change. Still images from video dictionary entries that illustrate the phonological pattern of thumb extension. Both signs are produced with four fingers extended, but the sign ...