sign language
Ranveer reaches out to the hearing impaired
Ranveer Singh has been constantly urging authorities to declare Indian Sign Language (ISL) as the 23rd official language of India
Dyslexic teenager uses sign language to help blind and deaf man on flight
Clara Daly, 15, has become online sensation after helping a deaf and blind man.
Farewell Koko: Gorilla who proved animals can talk to us, no more
Gorilla Foundation says Koko died in her sleep at foundation's preserve in California's Santa Cruz mountains on Tuesday.
Study says sign language relies on same area of brain as verbal speech
Their report is the first of its kind to prove the association between the two communication forms.
Orangutan that used sign language dies
He was well-known for his knowledge of American Sign Language (ASL).
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