Why do we say hello?

Today's episode is all about the history of GREETINGS and it's full of great questions & answers about how and why humans say "Hello!" Questions we answer include: How did the word, "Hello" become the standard way we answer the phone? Why do we shake hands? Why do humans greet one another at all To keep the learning going with more information and fun activities, grab the completely free episode activity guide at www.WhoSmarted.com. See omnystudio.com/listener for privacy information. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.