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Making humor of the simplest, little human things – eyebrows, standing, smells, stories and so on: It is funny that such simple little things can be made funny. Perhaps the key to the whole thing is that these simple observations are true, but we’ve never really stopped to think about them. They have woven their [...]
Yawning is a universal human behavior, yet scientists still don’t know exactly why we do it or what purpose it serves. Marshall Brain explores some of the theories behind yawning in this episode.
Just hearing about yawning can make you yawn, and no one is sure why. Learn more about yawns and yawning in this HowStuffWorks podcast.
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