People who use sign language can experience synesthesia, a rare condition that mixes sensory information from different sources, causing people to see letters in certain colors, or taste words, a new ...

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 ...

American Sign Language (ASL) users are no strangers to video chatting. The technology—which has been around since 1927, when AT&T experimented with the first rudimentary videophones—lets deaf and hard ...