Category: English
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Why my ears ring after loud sounds – the simplest explanation
The volume level of human speech is about 40 decibels. The refrigerator and other household appliances operate at approximately the same volume, and they do not harm our hearing. However, loud music, and especially a shot from a weapon, has a volume of 140 decibels or higher. They can cause ringing in the ears, so…
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Sand from the Sahara has even reached the United States – how it travels 8 thousand kilometers
Since the spring of 2024, news has appeared in the media every now and then that sand from the Sahara Desert has covered one or another region of Europe. In mid-summer, sand from the largest and hottest desert went even further, literally and figuratively – a large mass of dry, dusty air should reach the…
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How much does it cost to freeze your body to resurrect after 100 years?
According to scientists, humanity will be able to defeat death in the second half of the 21st century. Nobody knows what it will look like. Perhaps a cure for all diseases will become available to us. Or maybe high technology will allow us to revive dead people. So far, no serious progress has been made…
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Drinking water from urine: astronauts found an alternative to diapers
Stay into outer space — quite a complex event that can last up to 6-8 hours. If at this moment the astronaut wants to relieve himself, return to the ISS, and then go into outer space again, it will not work. Therefore, to this day the problem is solved in the most obvious way —…
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How laundry detergent removes dirt and stains
Washing powder is an indispensable type of household chemicals that allows you to wash even heavily soiled items. But, as a rule, we don’t even think about how he copes with this task. For example, few people know that different chemicals are required to remove different types of stains from clothing. Accordingly, for a washing…
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Does a person have an aura – what scientists say
Among people who tend to believe in the supernatural, there is a belief that every person emits energy fields called auras. The existence of the aura is spoken of in various Eastern religions, as well as esoteric beliefs. But what does science say about this? News regularly appears in the world media that certain scientists…
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What weather and time is best to fish?
Despite their silence and slow lifestyle, fish are very intelligent creatures. They never look for food at random times; they have their own resting and hunting regime. They also always pay attention to the weather and either swim on the surface or sink to the very bottom. Therefore, if a person goes fishing and returns…
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Fire-breathing dragons could exist – this is how they breathed fire
Myths about dragons are found in folklore of various countries. For example, in China there is generally a cult to this creature. Moreover, dragons were depicted here on stones back in the fifth millennium BC. Archaeologists also found ancient artifacts depicting dragons in many other countries. Sometimes dragons are even depicted on state symbols, for…
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Why do some people talk in their sleep and how to get rid of it
A person's snoring can cause serious discomfort to those around him, but it is even more unpleasant when a person conducts “monologues” throughout the night. This can make you feel creepy, not to mention that it can be difficult to fall asleep while listening to loud conversations. Most often, the words spoken are incoherent, but…
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A beauty contest for girls created by neural networks took place: here are the photos
The very first beauty contest was held in September 1888 in Belgium. Then, in the resort town of Spa, 350 participants competed for the title of the most beautiful girl in the world. Only twenty-one girls managed to reach the final, and the victory was won by 18-year-old Marta Sucare, who received a cash prize.…