You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
Babies start dreaming even before they're born.
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About two hundred babies are born worldwide every minute.
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You can actually sharpen the blades on a pencil sharpener by wrapping your pencils in aluminum foil before inserting them.
209
Tae Kwon Do is only around 60 years old.
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There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
In 1976, an underachieving Princeton junior undergraduate wrote a term paper detailing how to make a nuclear bomb. He got an "A", but never got his paper back because it was seized by the FBI.
16
In the U.S., more than 10% of lottery prizes go unclaimed!
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