History of Earth
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Why Do Humans Cry? Scientist Says Tears Served as a Means of Communication Before the Evolution of Language

Why Do Humans Cry? Scientist Says Tears Served as a Means of Communication Before the Evolution of Language | History of Earth | Scoop.it
A leading scientist says that the human phenomenon of emotional crying is hugely important and developed as a way for humans to communicate how they feel before the emergence of language.

Via Sakis Koukouvis
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Eileen Marable's curator insight, February 10, 2013 12:25 PM

Having had to work daily with people who spoke a different language I found it amazing how much is communicated just with our faces, body language and the emotions they reveal! Great post.

 

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History of Earth in 24-hour clock [INFOGRAPHICS]

History of Earth in 24-hour clock [INFOGRAPHICS] | History of Earth | Scoop.it

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