Is Yawning Contagious? - S3.E4 - MythBusters
Can a yawn, like a cold, truly be caught? Does toast really fall buttered-side down? Could a toy car beat a real car (in this case, a Dodge Viper) in a gravity slope race?
Is Yawning Contagious? - S3.E4 - MythBusters
March 9, 2005
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