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We Yawn Because We’re Stressed, Not Just Tired

We all know we yawn when we are sleepy or bored. But we also yawn because we’re stressed, not just when we are tired. Robert Provine, a neuroscientist and author of Curious Behavior: Yawning, Laughing, Hiccupping, and Beyond, believes yawning is a displacement activity. Displacement activities are unexpected and often unintended behaviors which happen when…

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The Cooties Heuristic

When I first moved to California, I had the choice of renting a 700 square foot apartment for $650 per month or an 850 square foot apartment for $550 per month. Both were in the same building. The larger and less expensive one even had a better view. I was puzzled by the bargain until…

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