Where Do Our Facial Expressions Come From?

Our facial expressions convey a lot about our emotions, but why? Hank explores how our evolution has helped form how we communicate with our faces.

Hosted by: Hank Green
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Sources:
http://www.paulekman.com/journal-articles/
http://www.apa.org/science/about/psa/2011/05/facial-expressions.aspx
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2686004/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3008553/
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https://www.sciencedaily.com/releases/2016/03/160328084915.htm
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http://www.popsci.com/article/science/facial-expressions-arent-universal-we-thought
Images: https://commons.wikimedia.org/wiki/File:Expression_of_the_Emotions_in_Man_and_Animals_title_page.jpg

Видео Where Do Our Facial Expressions Come From? канала SciShow