News tagged with gestures

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Sign language puzzle solved

(PhysOrg.com) -- Scientists have known for 40 years that even though it takes longer to use sign language to sign individual words, sentences can be signed, on average, in the same time it takes to say them, ...

Dec 15, 2009 4.6 / 5 (19) 0 weblog

Bonobos say no by shaking their heads

(PhysOrg.com) -- Scientists report having observed and filmed bonobos (also known as pygmy chimpanzees) shaking their heads to say “no” to prevent an unwanted behavior in another animal. Bonobos have never ...

May 07, 2010 4.9 / 5 (11) 7 | with audio podcast report