Deciding to attend college or university can lead to an endless stream of decision making. Starting with which schools to apply to, getting more complex from there. What will you […]
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.