He and his wife and collaborator made headlines with their finding that they could communicate with a young ape using the language of the deaf. By Sam Roberts Washoe was 10 months old when her foster ...

The R language can be used to perform a sign test, which is handy for comparing "before and after" data. The Sign Test is most often used in situations where you have "before and after" data and you ...

Millions of people use sign language, but the methods of teaching this complex and subtle skill haven’t evolved as quickly as those for written and spoken languages. SLAIT School aims to change that ...

Sign language is a great skill to learn, and we're here to teach you all the basics. Sign language is a great skill to learn, and we're here to teach you all the basics. Signing the alphabet is really ...