Urea (a substance found in urine) is added to cigarettes for extra flavor.

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Jackie Chan has adopted ten children.

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Anuptaphobia is the fear of staying single or being "forever alone."

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Scientists say milk from a specific type of cockroach is three times more nutritious than cow's milk.

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Research showed that men get bored after just 26 minutes of shopping with wife or girlfriend.

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There is a mental disorder called "Witzelsucht" which causes the sufferer to compulsively make inappropriate puns or jokes.

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Morosoph (noun): An educated fool.

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The shell of turtles has many nerve endings and is sensitive to pain.

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The wipers for the car were invented by a woman.

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Spanish national anthem has no words.

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In ancient Greece, the age of women was counted from the time of marriage.

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The word "girl" was originally used to refer to any small child, regardless of gender.

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Anne Frank’s dad actually edited her diary.

He took out things about sex and dirty jokes.

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Red wine is good for your teeth.

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In South Korea, only blind people can provide massage services.

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You think more clearly on cloudy days.

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The smallest country in the world is the Vatican. Its population is less than 900 people, but as the population grows, the state occupies one of the first places in the world.

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Rats laugh when tickled.

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A cockroach can live without food for 2.5 months. A cockroach without a head for 2 weeks.

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Neanimorphic: Appearing younger than one's actual age.