Why are most national contests in the United States, void in Rhode Island? And what does "void where prohibited" mean? Also, why are these contests open only to U.S. (and sometimes Canadian) residents?
I've heard a lot in the news lately about the Strategic Petroleum Reserve. What is the reserve, and how does the United States use the reserve? How much oil is held there, and how can a lot of oil be stored?
While compensation for the U.S. president is very generous when compared with the average American's salary, these men likely didn't get elected to office with the goal of getting rich. So how much does he get paid?
Ever wondered why the stock exchange is valued at 15 trillion dollars, while the amount of money in the U.S. is only 6 trillion? Learn why the stock exchange can be valued higher than a nation's total financial value.