The key to happiness is spending your money on experiences rather than possessions, according to studies.
21
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
During his or her lifetime, the average human will grow 590 miles of hair.
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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
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
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There is one slot machine in Las Vegas for every eight inhabitants.
58
If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
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