Why don't we have world fairs anymore? World fairs or universal exhibitions were important events that were held periodically in different cities around the world to celebrate technological and cultural innovation.
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Why do we have daylight saving time? Daylight saving time is a practice that involves moving the clock forward by one hour during the summer season to make better use of daylight and save en...
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Why does hiccups occur? Hiccups are caused by a series of involuntary contractions of the esophagus and rib cage muscles, known as the diaphragm.
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Why do we startle when we are surprised or alarmed? The startle or "jump" that occurs when we are surprised or alarmed is caused by a nervous system response called the "alarm or fight or fl...
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Why do so many astronauts come from Ohio? Ohio has been a significant source of astronauts for several reasons. One of the main ones is that Ohio is home to many important universities and r...
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The top 10 antivirus? This is just a general selection and the choice of the best antivirus depends on the individual needs of the user. It is important to do research and evaluate the avail...
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Why do we burp? Burps are a form of flatulence, that is, the emission of gas through the anus. Like farts, burps are a completely normal part of digestion.
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Why do we fart? They are produced when air enters the digestive system, and when the air and gases present in the intestines are expelled through the anus.
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Why does beer have bubbles? And how many are there in a glass? Beer has bubbles because it contains dissolved carbon dioxide (CO2). Carbon dioxide is produced during the fermentation of beer...
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Why do we raise our voice during a video call? During a video call, some people tend to raise their voice because they perceive that their voice is not strong or clear enough.
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