It just so happens that middle schoolers and the New York Times are asking the same question: “Why is yawning contagious?” Unfortunately, the New York Times doesn’t answer the question in their video. The closest it gets to an answer is to say, “Scientists see this yawning as part of the social glue that holds us together, so it’s not surprising that it occurs in other social species, too.” That’s hardly an answer, and in fact, it only serves to... Read more












