Which invention was named after a medieval king? Answer
https://www.youtube.com/watch?v=63ftT97MA38 The invention known as Bluetooth was named after a medieval king. Bluetooth technology, commonly found in devices like smartphones, laptops, and headphones, derives its name from Harald Bluetooth, a king of Denmark and Norway in the 10th century. This unique naming choice was made to honor King Harald, who was known for uniting … Read more