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
The cruise liner, 'Queen Elizabeth 2', moves only six inches for each gallon of diesel that it burns.
26
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
63
At the time of your birth, you were, for a few seconds, the youngest person on the planet.
30
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34