How did early Polynesian explorers find islands?
No radio, no compass, no maps. How ancient explorers found islands in the middle of nowhere.
Why are skyscrapers made of glass?
Two important innovations allow us to scrape the sky with these glassy giants.
Why doesn't the U.S. use the metric system?
The metric vs. imperial debate has gone on since the inception of the United States. And it begins with pirates (seriously).
Why is Shakespeare still taught in high school today?
Plus why labor laws are the reason you were taught Romeo and Juliet in 9th grade.