Many passengers have had this experience: One or two minutes after the plane took off, there was a short “fall” suddenly, the thrust of the engine seemed to be suddenly turned off, and the plane seemed to fall down!This feeling lasted for only one or two seconds, and the aircraft continued to climb again.At this …
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Category:Sci. & Tech
Three little habits of accelerating aging, bet there’s one you’re doing!
There is a detail on his face, especially overbearing, with an aura of “not easy to provoke”. I believe everyone with sharp eyes has found that this detail is – legal pattern! In addition to giving people a feeling that it is difficult to get close to, it is really old! But we don’t have …
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Learn 7 “slow motion” health regimen in winter, give yourself a reason to linger
What are the advantages of slow coach in the cold season? The answer is that their cardiovascular and cerebrovascular is safer than impatient. When the temperature is low, blood pressure and blood vessel resilience will become worse. Too “violent” activities can easily cause blood pressure to rise or blood vessels to rupture, bringing unexpected dangers. …
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Uncover the mystery of eating
Humans have been bitter for a long time. Think about it, if you are a college student who is about to graduate and are standing on the podium of the defense; if you are a TV host, you are explaining a lively football game; if you are a salesperson, you are preparing to explain to …
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Why do so many people in the group photo always see themselves at first sight?
Have you ever found that when your photos are mixed with those of others, you can always find yourself at a glance. In the photos of various collective activities, on the photo wall of the company, and in the videos accidentally taken by others. Recently, scientists have found that when people “accidentally” see themselves, the …
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How to decipher the “smart action” of bacteria?
In March 1968, in Texas, USA, scientists Ellis Kempner and Frank Hansen were confused about how a bacteria from the ocean (now known as Vibrio fischeri) glows . Bioluminescence is widespread in nature and can be used to attract mates, lure prey, and deter predators. Most animals that emit light live in the ocean, and …
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Subversion! Can’t you drink a lot of water during a cold? It’s time for you to know the truth
Ahchoo! Ahchoo! Ahchoo! It’s cold recently. Many people catch a cold accidentally. Most people’s attitude towards colds is: it’ll be fine in a few days; No need to take medicine and just drink more water Then you misunderstand cold! Obviously, drinking more water does get better quickly. Why can’t you drink more water when you have a …
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There are gold mines in the ice coke you drink every day? !
Why are there 21 serrations on every beer bottle cap? It turned out to be because…
How many serrations are there on the cap of a beer bottle? This must be able to baffle many people. To tell you exactly, all the beer you see every day, whether it is a large bottle or a small bottle, has 21 serrations on the lid. Then why are there 21 serrations on the …
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9 popular toothpastes. What stomatologists really recommend is…
Enzyme toothpaste This is not high technology. Enzyme = ferment, that is, a biocatalyst. Many things can be used as enzymes, so enzyme toothpaste alone is actually very general. Obviously, this is also the product of changing soup without changing medicine under the net red tide of “all things can ferment”. Baking soda toothpaste It may …
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