After an illness during pregnancy deafened Doug and Naomi Foley’s baby, they got a call from a friend of the family who had a deaf and blind son. Her emphatic message: Learn American Sign Language.

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 ...

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 ...

The following content is brought to you by Mashable partners. If you buy a product featured here, we may earn an affiliate commission or other compensation. Credit: Shutterstock Deal pricing and ...