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 ...

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 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. It’s relatively easy to trace a written linguistic history ...

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 ...