Why does your nose run when you cry?
Why does your nose run when you cry? When you cry, your body releases chemicals called neurotransmitters and hormones, including adrenaline.
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What are those round metal things that doctors wear on their heads?
What are those round metal things that doctors wear on their heads? Those "round metal things" you see doctors wearing on their heads are called "headlamps" or "surgical lighting lamps".
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Who invented the internet, when, and why?
Who invented the internet, when and why? The internet was invented by a group of scientists and engineers who worked on a project called ARPANET (Advanced Research Projects Agency Network) i...
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Who invented the PHP language?
Who invented the PHP language? The PHP language was invented by Rasmus Lerdorf, a Danish-Canadian programmer, in 1995.
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Why do you have to wear something new when you get married?
Why do you have to wear something new when you get married? The tradition of wearing something new on the wedding day has a symbolic meaning.
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Why do you have to wear something white when you get married?
Why do you have to wear something white when you get married? The tradition of wearing something white on the wedding day has a long history.
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Why do you have to wear something blue when you get married?
Why do you have to wear something blue when you get married? The tradition of wearing something blue on the wedding day has historical and symbolic roots.
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Why is it said that all roads lead to Rome?
Why is it said that all roads lead to Rome? The phrase "all roads lead to Rome" is an idiom that indicates how Rome, during antiquity.
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Why do we hear a little voice in our head?
Why do we hear a little voice in our head? The "little voice" in our head is known as internal verbal thought and is a normal function of the brain.
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How many teeth do human beings have?
How many teeth do human beings have? Adult human beings have 32 teeth, including molars, premolars, canines, and incisors. The deciduous or milk teeth.
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