How you behave in Starbucks may reveal something about whether your ancestors grew wheat or rice. That’s the conclusion of a new study in China, which finds that people descended from wheat farmers—who largely rely on themselves—typically drink coffee alone, whereas descendants of rice growers—who must work with their community to build complex irrigation fields—tend to sip in groups. Jeff and Anthony wonder where Pumpkin Spice Latte drinkers came from.

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Today’s story was sent in by Geoff Engelstein: http://www.sciencemag.org/news/2018/04/your-behavior-starbucks-may-reveal-more-about-you-you-think

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