Mobile phone accessibility improves, but gaps remain, study finds

Mobile phones are increasingly more accessible by people with disabilities, but significant gaps remain, according to a newly published study from the Rehabilitation Engineering Research Center for Wireless Inclusive Technologies ...

Koko the gorilla, who learned sign language, dies at 46

Koko the gorilla, whose remarkable sign-language ability and motherly attachment to pet cats helped change the world's views about the intelligence of animals and their capacity for empathy, has died at 46.

Sign language orangutan dead at 39

Chantek, a male orangutan that learned to communicate in sign language, has died at the age of 39, a US zoo announced.

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