Video - Harald Bluetooth: The Viking King Who United Kingdoms and Inspired Modern Tech!

Did you know that Harald Bluetooth, a Viking king from the 10th century, had a pretty wild way to show off his dental bling? He had a tooth that was permanently stained blue, hence the name "Bluetooth." But that's not all—he's also credited with uniting Denmark and Norway! And get this, his legacy lives on in your pocket. The Bluetooth technology we use today is named after him. Imagine connecting your phone to your car with Viking tech! Oh, and speaking of connections, did you know he also converted to Christianity to ally with powerful European neighbors? Now that's a king who knew how to network!