Top 19 incredible facts not everyone knows
Do you know that the human foot is the right length of the forearm, the thumb is long with the nose and the lips are longer than the index finger? Here are 19 amazing facts not everyone knows. Invite you to consult!
Do you know that the human foot is the right length of the forearm, the thumb is long with the nose and the lips are longer than the index finger? Here are 19 amazing facts not everyone knows. Invite you to consult!
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Becoming a scientist is a very interesting thing, to conduct new experiments every day, including some completely " crazy " experiments - like counting all the ants on Earth, love Ask the dolphin to talk on the phone or watch the butterflies in an earthquake.
On the Bright Side page, let us know that all such experiments can prove astonishing truth , so we chose 19 things that are most interesting to share with you.
1. Oxford University was born before the Aztec empire
The first students arrived at the University of Oxford in 1096, while the state of Tenochtitlan of the Aztec empire was found in 1325. Meaning that the University of Oxford was born 200 years earlier.
2. When promising something, we will hook it. This means that those who violate the oath will have to cut their fingers.
This action originates from Japan. When making promises, children often hook their little fingers together and say some vows, there will be differences in each culture.
But in fact, during the Edo period ( 1603-1868 ), the theft families had a ritual to cut off their right fingers to prove their loyalty. Much later, the children turned this tradition into a game.
3. On Jupiter and Saturn often appear diamond rains
Two giant atmospheres of Jupiter and Saturn actually show diamond rains. Scientists say the pressure inside giant planets can easily turn carbon into diamond.
First, lightning transforms methane into carbon, it hardens when it falls, turning into a graphite block after 1,600km and then turning into diamond after another 6,000km.
4. Corresponding to each person in the world, there are about 1.6 million ants
Scientists studying insects around the world have estimated that about 1-10 million million ants live on Earth today. That means corresponding to every person in the world, there are about 1.6 million ants and the total mass of all ants in the world is equivalent to the mass of all humans.
5. The number of fake flamingos in the world is more than the number of real crane birds
Flamingos are such a rare, beautiful bird that so many people want it in their backyard. That's why the number of artificial flamingos in the world is many times higher than the number of natural live flamingos: this number is only 2-3 million, while the number of artificial flamingos is equivalent. with 1 billion.
See also: Why do the flamingos stand on one leg forever but don't feel tired?
6. Strawberries do not belong to the berry family
In fact, strawberries do not belong to the berry family . Because berries are small fruits or fruits, the flesh of the fruit contains a lot of water, is small in size, usually glossy, rounded. Some fruits may have seeds or no seeds, berries often have many fruits attached to a leprous stalk and stalks.
Strawberries are not really berries because they do not have seeds inside. They are classified into a separate fruit and each seed is also considered a fruit. Maybe you need time to get used to this?
7. However, bananas belong to the berry family
This is indeed an incredible truth. In fact, bananas are giant " plants " and berries. By definition, the fruit belongs to the berry family as " soft and sweet fruit containing some seeds ". And bananas are that fruit.
8. Pyrosome - an empty worm more than 30 meters long in the ocean
This creature is called narwhal . It is very rarely seen. The Pyrosome looks like a transparent and hollow, giant worm, but inside it actually consists of thousands of glowing creatures in the dark. They are thought to grow to the size of a blue whale.
9. King Mithridates VI himself cannot poison himself because his body is immune to all kinds of poison
King Mithridates VI of Pontus has used various small amounts of poison since childhood to create immunity to them. During a riot, the Romans wanted to take him hostage and King Mithridates tried to poison himself but could not because of his immunity. Ironically!
10. If living completely in the dark, humans can stay awake for 36 hours and need 12 hours to rest
Can a person not be aware of the time of day with signs that the outside will spend a day with how many hours?
French researcher Michel Siffre has done some experiments on this issue, from 1964 to 1972. Michel Siffre locked himself in a special apartment equipped with temperature, humidity absolute change and silence. He spent a few months like that.
The results showed that his body's internal circadian clock had changed: he could stay awake for 36 hours and need to rest for 12 hours. Then he conducted the same experiment with other volunteers in a cave - and received the same results.
See also: 20 interesting facts about EYES may not be known
11. The human foot is the right length of the forearm, the thumb is long with the nose and the lips are longer than the index finger
Did you check all of the above? These are the appropriate standards and ratios of the human body, used by artists to paint people. All were identified by Leonardo da Vinci in his famous Man Vitruvian painting.
12. The suit of astronaut Neil Armstrong is working at a underwear manufacturing company
Very few of us know that the dress of the first man to set foot on the Moon was done at a underwear manufacturing company in Dover, DE. We just hope Neil feels comfortable with the clothes.
13. "Gadget" is the name of one of the first three atomic bombs
Three atomic bombs were built in the Manhattan project in 1943, including Gadget made of plutonium ( exploded in the first nuclear test ), Little Boy made of Urani ( dropped in Hiroshima on August 6, 1945 ) and Fat Man made from plutonium ( fell in Nagasaki on August 9, 1945 ).
14. Ann Hodges is the only person who survived the meteorite collision
Ann Elizabeth Hodges was the first woman in the world to survive the impact of an extraterrestrial object that occurred on November 30, 1954, near Sylacauga, AL. A piece of meteorite about the size of a grapefruit pierced through the roof and fell on her body while she was sleeping on a bench. Soon after, Ann became famous.
15. Koala is the only animal that has fingerprints similar to humans
Professor Maciej Henneberg from the University of Adelaide has proved that there is no difference between the fingerprints of koala bears and humans. Even a microscope scanner can't find the difference. So koala is the only animal, besides humans, with fingerprints.
16. The area of Russia is larger than the surface area of the entire Pluto
The surface of Russia covers an area of 17,098,246 square kilometers; while the surface of Pluto is 16,650,000 square kilometers.
See also: 26 interesting facts about human psychology you've never known
17. The first thing monkey does when he realizes that he is in the mirror is examining his genitals
Shanghai neuroscience researchers have done an experiment, they let monkeys sit in front of a mirror and monitor its reaction when they see their " copy ". Nothing happened for a while, but when the monkey realized he was seeing his own reflection, the first thing he did was check his genitals.
18. Dolphins can talk on the phone and recognize who is talking to you
Each dolphin has a unique nickname that appears during the adult stage and stays the same throughout life. It helps dolphins can recognize the signals of all the ' relatives ' left in the family. They can recognize each other with help with melody awareness. People also recognize objects talking to them over the phone by voice, so if dolphins can talk on the phone, they will recognize each other.
19. You can survive the shark by standing still
Trying to swim away will not help in this situation. What you need to do is slowly move away from the shark's path, keep calm and pay attention to it. When it has gone through your area, try to find a way out of the water. However, if you cannot do anything and protect yourself, attack its gills, eyes or nose.
See also: 24 extremely interesting facts you may not know yet
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