Why do we get angry?
It turns out that anger is an essential human emotion. Dr. Aaron Sell, an anger researcher at the University of California, Santa Barbara's Center for Evolutionary Psychology, told HuffPost Science in an email, "We evolved an anger system to protect and enforce our own interests against those of other people."
So what would the world be like if this anger system never existed? Actually, a complete mess! Click on the video above and/or read a full transcript below to find out why. Don't forget to leave your thoughts in the comments. Talk nerdy to me!
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