Phone call study concludes we can only have five best friends

Blog sponsored by Engadget.com 1.5.2016 Comments Off on Phone call study concludes we can only have five best friends

The Sisterhood of Traveling Pants can only have one more BFF, according to a study by a group of British researchers. They include anthropologist Robin Dunbar, who pinpointed a correlation between a primates’ brain sizes and the sizes of their social…

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