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 ...

While working at the Salk Institute for Biological Studies in La Jolla, Calif., the late cognitive neuroscientist Ursula Bellugi discovered that, much like spoken language, sign language was made up ...

Correction: The original video with this piece did not include captioning for some of the American Sign Language seen on screen. The video has been updated to include ...

EXCLUSIVE: Apple TV+'s first German-language series presented its fair share of challenges when it came to bringing hearing-impaired actor Leo Simon's authentic experiences to screen. Where’s Wanda?’s ...