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
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
The French named one of their aircraft carriers after Ferdinand Foch, a man who once said "Airplanes are interesting toys but of no military value".
10
Water is actually naturally blue.
48
In the White House, there are 13,092 knives, forks and spoons!
51
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66