The scent of women’s tears temporarily reduces sexual arousal and testosterone production in men.
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Nearly half of the entire world's adult population has never drunk alcohol.
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Service dogs are trained to know when they are on duty. When their harness is on, they know they are at work. When you take it off they instantly become playful and energetic.
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It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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A man earned 4 million airline miles for free without breaking any laws by using his credit card to purchase free-delivery $1 coins from the U.S. mint.
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Paul McCartney dreamed the melody of "Yesterday" one night and immediately wrote the music the next morning. He then looked around for a month to make sure that he didn't subconsciously plagiarize it from somebody else.
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Anuptaphobia is the fear of staying single.
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In one day, adult lungs move about 10,000 litres of air.
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