We’ve all heard the saying, “sticks and stones may break my bones, but names will never hurt me,” right? Well, what if I told you that saying might have some […]
The helicopter was invented by the Chinese in the 4th century, more than a 1,000 years before Leonardo da Vinci. It was called the Bamboo Dragonfly and could fly 25 feet (7.6 m) up and down. The first modern helicopter was invented by the French.