A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72
During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
25
The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86