Interesting Facts. Interesting facts and events from around the world. Stomach juice can dissolve razor blades

They make an attentive observer think about this, be surprised at the diversity of life, or laugh properly.

But in the bustle of everyday troubles, we sometimes do not notice these things. Do you want to expand your horizons?

We are offering to you interesting facts from life which will certainly cheer you up and teach you to look at the world in a new way.

  1. According to statistics, chronic alcoholics live 15 years longer than people who work without vacation. Rest, more, gentlemen, but do not abuse alcohol!
  2. 25% of our compatriots think about sex while stuck in a traffic jam. Oddly enough, only 6% think about work.
  3. Blue-eyed people are less likely to suffer from visual impairment than brown-eyed and gray-eyed people.
  4. Brown-eyed people are more adapted to everyday difficulties.
  5. An interesting fact of life: the more often a man makes love, the lower his risk of a heart attack. Consider this a guide to action! Unfortunately, this does not apply to women.
  6. In the morning we are about 1 centimeter taller. During the day, the joints are compressed, which makes us a little lower in the evening.
  7. No person in the world can sneeze with their eyes open. Want to check it out? Please! Just don't do it while driving. According to statistics, 2% of all accidents occur due to the fact that the driver sneezed and lost his vigilance for a couple of seconds.
  8. Women speak 13,000 more words per day than men. All men will agree with this fact, but women may be outraged!
  9. Interestingly, in a cold bedroom, nightmares are more common.
  10. Swearing can dull the pain for a while. Probably, Russian builders feel it on an intuitive level!
  11. The more you overeat, the worse your hearing gets.
  12. Cats' taste buds are not sensitive to sweets. By the way, read in a separate article.
  13. Men's are tougher and thicker than women's. However, there are twice as many hairs on a woman's head!
  14. If a woman periodically listens to an audio recording of a baby crying, her breasts can increase by 2 centimeters in a week.
  15. There is a small pocket that men's designers came up with in order to hide a condom there. In fact, it is designed for hours. Recommended reading.
  16. The best cleaner for kettles, bathtubs, toilets and ovens is regular Coca-Cola!
  17. Unpainted Coca-Cola is green.
  18. Flavored cigarettes contain urea.
  19. The timbre of the voice of women who work in a male team is much lower than that of ladies who work side by side with other women.
  20. Regular sex relieves headaches. Interestingly, not all women use this fact in their lives. But men can take it into service as an argument!
  21. It is more convenient for left-handers to chew food with the left side of the jaws.
  22. You can stop yawning by touching your tongue with your finger.
  23. When talking to a person we like, our pupils involuntarily dilate.
  24. When a lot is a herd. Many horses are called a herd. A large group - a flock. But when there are a lot of frogs - this is ... an army! At least that's what zoologists call them.
  25. A 4-5 year old child asks about 400 questions a day.
  26. Fear of Friday the 13th is considered a disease and is successfully cured by psychotherapists.
  27. A clear fact from life: the average person eats 35 tons of food in a lifetime.
  28. able to breathe through the anus.
  29. OK (okay) is the most frequently used word in most languages ​​of the world.
  30. 95% of emails sent by email are spam.
  31. A champagne cork can jump up to a height of 12 meters.
  32. Interestingly, in the entire history of the Earth, there were no two identical snowflakes. However, like people. Even twins have slight differences.
  33. For 2 years, a couple is able to give birth to more than a million cubs. For comparison, a domestic cat gives birth to no more than 100 kittens in a lifetime.
  34. The first president, George Washington, in his spare time loved to admire the lush cannabis bushes that grew in his garden.
  35. Do not microwave grapes or they will explode!
  36. The cow is not able to go down the stairs.
  37. Incredible, but true: the largest eyes on Earth belong to a giant (colossal) squid. They are about the size of a soccer ball.
  38. Humpback whales scream louder than all animals on Earth. The cry of these mammals is louder than the roar of an airplane and is heard in the open ocean for more than 500 kilometers.
  39. Believe it or not, a caterpillar has more than a human.
  40. People in white swimsuits and swimming trunks are more likely to become victims of sharks on beaches.
  41. The nostrils are the organ of smell, but not of breathing. Sharks breathe with gills.
  42. Babies have more bones than adults.
  43. The lighter the beard, the faster it grows.
  44. An interesting fact from life: the most clever woman(according to the results of the IQ test) was ... a housewife.
  45. Over 1,000 people die each year from lightning strikes.
  46. Initially, cologne was used to treat the plague.
  47. sleep 22 hours a day. Eh!..
  48. Domestic injuries and heart attacks peak on Monday.
  49. Every day, 13 new varieties of children's toys appear in the world.
  50. The most common tree in the world is the Siberian larch.
  51. And this fact is terrible, despite the fact that it is about life. Some sharks eat their siblings while still in the womb. Truly, the fittest survive!
  52. Contrary to popular belief, anteaters do not eat ants. Their main food is
  53. In the late 19th century, cocaine was used to treat insomnia and the common cold.
  54. If you chew gum while peeling onions, it is impossible to cry.
  55. Ticks can go 10 years without food.
  56. Until the end of the 19th century, it was only possible to buy vodka in Russia in a 12-liter bucket. People knew the measure once! By the way, we recommend reading where we have put together a very interesting selection.
  57. There are more color blind people among men than among women.
  58. This fact from life may surprise you. The fact is that some men are terribly afraid of virgins. Psychologists call this phenomenon parthenophobia.
  59. The hibernation period in snails can last 3 years.
  60. Vinegar can dissolve pearls.
  61. 99% of the living things that ever lived on Earth are now extinct.
  62. Every day on Earth, 3 people undergo a sex change operation.
  63. Well, friends, we hope that you liked the interesting facts from life. Of course, we do not call them either the most important or the most interesting. It’s just that such collections help keep the brain in good shape and exercise memory.

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This article presents an assortment of which you probably did not know about before.

However, there may be facts familiar to you. But, as you know, "repetition is the mother of learning." So happy reading!

Here are the most interesting facts about everything.

  1. Every day, 12 newborns fall into the hands of other parents, through the fault of medical personnel.
  2. 99% of the total mass of the solar system is located in.
  3. There are 32 muscles in the cat's ear, thanks to which the animal can move it in different directions.
  4. Surprisingly, without a head it can live for another 2 weeks!
  5. Scientists have developed dishes made from wheat. Therefore, after eating the main course, you can safely eat a plate.
  6. In order for a tanker loaded with oil to come to a complete stop, it must brake for 20 minutes.
  7. With its half-meter tongue, it can clean its own ears.
  8. A giraffe can live longer without water than.
  9. A person engaged in any business loses about 4 liters of fluid per day.
  10. Interestingly, the weight of the smallest bird is less than a coin (see).
  11. 95% made up of . That is why they are so transparent.
  12. And this is a very interesting fact. A jet plane has to use 4,000 liters of fuel to take off!
  13. The record holder is Charles Osborne, who suffered from this disease for about 6 years.
  14. An interesting fact is that the mole is able to dig a tunnel 9 m long in just one night.
  15. A funny incident occurred in, in Indiana: the authorities arrested for smoking in a public place.
  16. According to scientists, they can experience an orgasm for 30 minutes.
  17. The law allows women to divorce their spouses if they refuse to give them.
  18. An interesting fact is that only sharks can blink with two eyes.
  19. so sensitive to presence in water that they can detect one gram in 100,000 liters.
  20. When a skunk senses a danger to his life, he can spread a stinky smell within a radius of 10 m. Perhaps this is the most unpleasant-smelling animal.
  21. In 1845, a very interesting law was adopted. According to him, a person trying to commit suicide was waiting by hanging.
  22. An interesting fact is that 25% of the area is occupied by vehicles.
  23. slept on stone pillows. Interesting, but why?
  24. It is believed that the average person laughs 15 times a day.
  25. Iguanas can swim underwater for half an hour.
  26. It's funny, but the eye is larger than his brain.
  27. Among animals, only armadillos suffer from leprosy.
  28. Armadillos always have only 4 children, and all of them are born of only one sex.
  29. Did you know that babies are born without kneecaps? They are formed only 2 years after birth.
  30. If the Barbie doll had a height of 175 cm, then its proportions would be as follows: 39-23-33 cm; despite the fact that the generally accepted ideal is the ratio of 90-60-90.
  31. When bats fly out of caves, they always turn left.
  32. In the tiny state, the main export product is bird droppings.
  33. Chewing gum contains rubber.
  34. Camel milk does not turn sour or coagulate.
  35. can make about 100 different sounds, not more than 10.
  36. Every year people buy food for dogs and cats the total amount for 7 billion dollars. This is one of the most interesting facts.
  37. Did you know that they always sleep with one eye open?
  38. A duel is officially allowed, provided that both duelists are blood donors.
  39. The most famous scientist of the 20th century could not speak clearly until the age of 9.
  40. Before sitting down to compose his compositions, he dipped his head in ice water.
  41. Giraffes do not have vocal cords.
  42. Incredibly, hair grows right in front of your eyes!
  43. By law, a student can end up in jail for cheating on exams.
  44. Half of Kentuckians who marry for the first time are teenagers.
  45. Due to the lack of gravity, astronauts are physically unable to cry. The most interesting thing is that the need for this still periodically arises even in.
  46. In you can buy wigs for dogs.
  47. Once upon a time, the law forbade citizens to keep dogs.
  48. There was a time when residents were forbidden to slam car doors.
  49. In Kansas, people are not allowed to fish with their bare hands.
  50. It has been scientifically proven that a person cannot sneeze with their eyes open. Although many probably continue to check this statement.
  51. In its early days, Kotex made bandages, not personal care products.
  52. The Great One is the creator of scissors.
  53. Every second, 100 lightning bolts can be seen in the world. The most interesting thing is that they are not amenable to statistics, since their nature has not yet been studied.
  54. In fact, banknotes are not made of paper, as many believe, but of cotton. That's why they don't spoil for so long. By the way, .
  55. An interesting fact is that more people die while riding donkeys than in plane crashes. We have already talked about.
  56. Of the two billion people, only one manages to live to be 116 years old.
  57. U have .
  58. Scientists have long noticed that they give much more when they turn on classical music.
  59. Did you know that most of the dust in your home is dead skin cells?
  60. Most lipsticks contain fish scales.
  61. Few people know that 25% of all human bones are in his legs. We told all the most interesting about the human musculoskeletal system.
  62. Only half of American citizens know that the sun is a star.
  63. have the same size from birth. But the ears and nose grow until death.
  64. Dynamite contains peanut extract.
  65. Surprisingly, the clumsy ones can jump up to 2 m in height. By the way, read about and see the most terrible shots of this ritual.
  66. If you give deer, they will eat them with pleasure.
  67. Scientists managed to prove an interesting fact. It turns out that mosquitoes are attracted to people who have recently eaten bananas.
  68. Sigmund Freud was terrified of ferns.
  69. Slugs have four noses. That's really, probably, who knows how to "breathe deeply"!
  70. Interestingly, a cat that falls from the 20th floor is more likely to survive than if it fell from the 10th.
  71. The average person takes 7 minutes to fall asleep.
  72. The author of the electric chair was a simple dentist. Still, there is something sadistic about them.
  73. Among all mammals, only elephants cannot jump. Pay attention to - you will learn a lot of new things.
  74. Greens hear sounds thanks to the holes located on the hind legs.
  75. Once an employee of one enterprise, passing by the radar, noticed that the chocolate in his pocket had melted. Thanks to this ridiculous accident, the microwave oven was invented.
  76. Muhammad is the most common name on the planet.
  77. The Greek hymn consists of 158 verses, but it is very difficult to find those who know them by heart ().
  78. The penguin is the only bird that can swim but cannot fly.
  79. The donkey's eyes are placed in such a way that all 4 legs are always in its field of vision.
  80. Among only the praying mantis can turn its head.
  81. The first bomb dropped on it during World War II only killed one elephant.
  82. The expression in chess "Checkmate" in Persian means "the king is dead."
  83. There are approximately the same number of chickens on the planet as people.
  84. Striped is not only fur, but also the skin itself.
  85. To free yourself from the jaws, you should "simply" press your fingers on his eyes. The most interesting thing is that you are unlikely to remember this fact if you fall into the mouth of a crocodile.
  86. There is such a strange pathology when they are born with two heads. But the most interesting thing is that both heads of the mutant snake behave not like one animal, but like two: they fight for food, snatching prey from each other.
  87. All windmills rotate counterclockwise, and only in the opposite direction.
  88. A man's heart beats slower than a woman's.
  89. There are about 300 bones in a baby's body, but as they grow older, only 206 remain (more on this).
  90. The human heart makes about 100,000 beats a day.
  91. Well, friends, this is where our list of the most interesting facts ends. Of course, they can be written much more, but it is unlikely that anyone will read these to the end.

    If you have read all 90 facts, write in the comments which of them seemed the most interesting to you.

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Interesting stories, data and traditions always capture. On the one hand, the volume of information and its availability is growing incredibly today. But on the other hand, choose the right one in this stream interesting fact It is very difficult not to drown in the sea of ​​something interesting. In this article, we have collected interesting details about our world, its inhabitants and events.

1. Mysterious Mixin

An interesting representative is found in the waters of the oceans fauna- mixina. This detachment of vertebrates is represented by 15 species, the largest number which is distributed along the western coast of North America.
Myxina is an ancient animal, they are already more than 300 million years old, and the structure of these creatures has not changed for almost all this time, this is some kind of intermediate link between worms and fish. Hagfish do not have a spine, only a skull, which makes up the entire skeleton. Mixins are vicious predators. They gnaw out the insides of fish with their powerful tongue with sharp teeth. By the way, there is interesting fact about the fact that hagfish actively use fishing nets - they attack immobilized fish and often leave fishermen without a catch. Therefore, in Northern Europe, fishermen often have to change places of fishing, fleeing from impudent primitive predators.
The body of the creatures is covered with a thick layer of mucus and can be tied into a knot, which is an excellent defense mechanism. The largest animals reach 127 cm, although usually the size of the hagfish does not exceed 45-70 cm. The internal structure of the hagfish is also amazing - it has 4 hearts, one nostril and two brains. There are 2 eyes and light-sensitive elements near the cloaca - the hagfish "feels" the light, but does not distinguish the image. Mixins reproduce by laying eggs. At the same time, their fertilization is external, and in some species there may be only one male per hundred females.

2. swiss hemp

Switzerland invented most An interesting way to combat the illegal distribution of marijuana. Residents of the country were allowed to grow 4 cannabis bushes for personal use. Of course it is possible smile such naivety, but there is a certain logic in the decision. because if someone needs hemp, then no matter how cruel the prohibitions are, he will still find it. Then let better man just grow a bush so dear to his heart.
But one must also take into account interesting fact that everyone is entitled to cannabis, which means that a family of 4-5 people will already have a whole, and completely legal, clearing of 16-20 bushes.

3. Birth of M&M's

Forrest Mars Sr. spied on the idea of ​​his famous chocolates during a Spanish civil war. He saw how the soldiers ate chocolate dragees, and due to the shell of hardened chocolate, the sweets did not melt and did not smear their fingers.
Actually M&M's began to produce in 1941. Candies immediately became very popular, so much so that they were even included in the food rations of American soldiers on the fronts of World War II.

4. Long-legged spider crab

One of most The largest arthropod on Earth is the Japanese spider crab. Its cephalothorax is up to 37 cm long, but if you measure the crab with its legs, you get all 4 meters! This representative fauna It feeds on animal remains and shellfish and can live up to 100 years. I usually use it for scientific, food and decorative purposes, often settled in large aquariums.

5. rain merchant

At the beginning of the twentieth century Charles Hatfield called the rain caster. He traded in sewing machines, and in his spare time he studied materials on chemistry, physics, and meteorology. His goal was to learn how to make rain with the help of chemicals.
By 1902, Hatfield had a powerful secret mixture of 23 ingredients that had to be boiled over a fire from large zinc pans. The first few experiments were unsuccessful, but after bringing in the younger brother Paul, Hatfield begins to earn money on a bet to call rainfall at a certain point.
The fame of Hatfield is rapidly spreading throughout the country. The most interesting story takes place in Sag Diego. A contract is made with the city authorities in 1915 to fill the Morena Reservoir in the amount of $10,000. As a result, multi-day downpours, terrible flooding, casualties and destruction begin, the authorities suffer losses of 3.5 million dollars. Litigation ensued after such a massive event, with opinions divided on the connection between Hatfield's activities and the rainstorms. But the process served as good advertising and the popularity of the "rain caster" only grew. Such successful events throughout the history of Hatfield, there are about 500.
During his lifetime, by the way, Charles did not reveal his secret, telling it only to Paul, with whom she died.

6. Terrible companion of Santa Claus

In Germany, Austria and Hungary in their Alpine regions there is a strange belief. According to local residents, there is a creepy creature in Santa Claus's retinue - Krampus. He specializes in punishing particularly spoiled children, and his name comes from "claw" (claw).
The first mention of Krampus dates back to the 19th century, now its popularity is falling. But some areas of Austria and Bavaria celebrate "Krampustag" (Krampus Day) on December 5th. At the same time, people wear scary costumes and scare passers-by. According to the legends Krampus kidnaps children who were especially “distinguished” last year, takes them in a bag to his castle, and then dumps them into the sea.

7. The Japanese have figured out how to "revive" the toy

Japanese designers came up with a special PINOKY device with microcontrollers and photosensors that looks like a bracelet and is worn on the limb of a soft toy. Further, from the remote control, you can send commands to the device and the limb will move. In addition, PINOKY will be able to remember all the movements that a person did with a limb and reproduce them on a signal.

8. Pigeons of Birmingham Rollers doing somersaults in the air

In Birmingham, England, the Birmingham Rollers pigeon breed was bred, which became especially popular with amateurs due to the unusual abilities of birds. These doves can tumble in the air. Scientists cannot explain this interesting fact - there are no special reasons for tumbling in birds, and dovecote experts say that birds just like it.

9. happy coincidences

Barbara Soper gave birth to her first daughter on 08.08.08, and right on time. Literally a year later, the housewife gave birth to a son, then the doctors had to intervene, the boy was born ahead of schedule(September 20), but also at an amazing moment - 09/09/09. and a year later, 36-year-old Barbara gave birth to another girl. This time the doctor also had to intervene. Theoretically, the girl was supposed to be born on November 4, but due to the risk of complications, the birth was accelerated and the baby was born on 10/10/10.
Sopers say that they did not plan such a unique event, everything happened by chance, although the chance of a coincidence is only 1 in 50 million!

10. sex trainers in usa

In the US, there is a unique profession - a sex coach. He, like any other coach, must improve the level of theoretical, technical, moral and volitional training of his wards. Now this profession is very popular, and the services of such trainers are incredibly in demand. Among the topics studied are dating, kissing, foreplay, ejaculation and more. In addition, the training program includes joint trips to sex shops and watching porn films. Intimacy with a coach is not included in the program, which means that the wards will have to figure it out in practice on their own.
For those who are engaged in self-education, here are some

Almost all peoples, nations and countries have historical facts. Today we want to tell you about various interesting facts that were in the world, which many people know about, but it will also be interesting to read again. The world is not perfect, just like a person, and the facts about which we will tell will be bad. You will be interested, as each reader will learn something informative within their interests.

After 1703 Poganye Prudy in Moscow began to be called ... Chistye Prudy.

During the time of Genghis Khan in Mongolia, anyone who dared to urinate in any body of water was executed. Because the water in the desert was valued more than gold.

On December 9, 1968, the computer mouse was introduced at a display of interactive devices in California. A patent for this gadget was received by Douglas Engelbart in 1970.

In England, in 1665-1666, the plague devastated entire villages. It was then that medicine recognized the usefulness of smoking, which supposedly destroyed the deadly infection. Children and teenagers were punished if they refused to smoke.

It wasn't until 26 years after the founding of the FBI that its agents got the right to bear arms.

In the Middle Ages, sailors deliberately inserted at least one gold tooth, even sacrificing a healthy one. What for? It turns out that for a rainy day, so that in case of death he could be honorably buried away from home.

First in the world mobile phone this is a Motorola DynaTAC 8000x (1983).

Fourteen years before the sinking of the Titanic (April 15, 1912), a story by Morgan Robertson was published that foreshadowed the tragedy. Interestingly, according to the book, the ship "Titan" collided with an iceberg and sank, exactly as it actually happened.

DEAN - The head of the soldiers in the tents, in which the Roman army lived for 10 people, was called the dean.

The most expensive bathtub in the world is carved from a very rare stone called Caijou. They say that it has healing properties, and the places of its extraction are still kept secret! Its owner was a billionaire from the United Arab Emirates, who wished to remain anonymous. The price of Le Gran Queen is $1,700,000.

The English admiral Nelson, who lived from 1758 to 1805, slept in his cabin in a coffin that had been cut from the mast of an enemy French ship.

The list of gifts for Stalin in honor of the 70th anniversary was printed in advance in newspapers more than three years before the event.

How many types of cheese are produced in France? The famous cheese maker Andre Simon mentioned 839 varieties in his book “On the Cheese Business”. Camembert and Roquefort are the most famous, and the first one appeared relatively recently, only 300 years ago. This type of cheese is made from milk with the addition of cream. Already after 4-5 days of ripening, a mold crust appears on the surface of the cheese, which is a special fungal culture.

The famous inventor of the sewing machine, Isaac Singer, was married to five women at the same time. In general, from all the women he had 15 children. He named all his daughters Mary.

27 million people died in the Great Patriotic war.

One of the unusual records in car travel belongs to two Americans - James Hargis and Charles Creighton. In 1930, they covered more than 11 thousand kilometers in "reverse", driving from New York to Los Angeles, and then returning back.

Two hundred years ago, not only men, but also women participated in the famous Spanish bullfights. This happened in Madrid, and on January 27, 1839, a very significant bullfight took place, because only representatives of the weaker sex took part in it. The most famous as a matador was the Spaniard Pajuelera. Women were banned from bullfighting in the early 20th century, when Spain was ruled by the Fascists. Women were able to defend their right to enter the arena only in 1974.

The first computer to include a mouse was the Xerox 8010 Star Information System minicomputer, introduced in 1981. The Xerox mouse had three buttons and cost $400, which equates to nearly $1,000 in 2012 inflation-adjusted prices. In 1983, Apple released its own one-button mouse for the Lisa computer, which was reduced to $25. The mouse gained wide popularity due to its use in Apple Macintosh computers and later in Windows for IBM PC compatible computers.

Jules Verne wrote 66 novels, including unfinished ones, as well as more than 20 novellas and short stories, 30 plays, several documentaries and scientific works.

When, in 1798, Napoleon was heading for Egypt with his army, he captured Malta along the way.

During the six days that Napoleon spent on the island, he:

Abolished the power of the Knights of the Order of Malta
- Carried out administration reform with the creation of municipalities and financial management
-Abolished slavery and all feudal privileges
- Appointed 12 judges
- laid the foundations family law
-Introduced primary and general public education

65-year-old David Baird ran his own marathon to raise money for research into prostate and breast cancer. For 112 days, David traveled 4115 kilometers, while pushing a wheelbarrow in front of him. And so he crossed the Australian continent. At the same time, he was on the move for 10-12 hours a day, and for the entire time of jogging with a wheelbarrow he covered a distance equal to 100 traditional marathons. This courageous man, having visited 70 cities, collected donations from Australian residents in the amount of about 20 thousand local dollars.

In Europe, lollipops appeared in the 17th century. At first they were actively used by doctors.

The group "Aria" has a song called "Will and Reason", few people know that this is the motto of the Nazis in fascist Italy.

A Frenchman from the town of Landes - Sylvain Dornon made his way from Paris to Moscow, moving on stilts. Having set off on March 12, 1891, covering 60 kilometers every day, the brave Frenchman reached Moscow in less than 2 months.

The capital of Japan, Tokyo, is currently the largest city in the world with a population of 37.5 million people.

Rokossovsky is a marshal of the USSR and Poland at the same time.

Despite the popular belief that the transfer of Alaska to the United States of America was carried out by Catherine II, the Russian Empress has nothing to do with this historic deal.

Military weakness is considered one of the main reasons for this event. Russian Empire which became evident during the Crimean War.

The decision to sell Alaska was made during a special meeting that took place in St. Petersburg on December 16, 1866. It was attended by all the top leadership of the country.

The decision was taken unanimously.

Some time later, the Russian envoy in the US capital, Baron Eduard Andreyevich Stekl, suggested that the American government buy Alaska from the Republic of Ingushetia. The proposal was approved.

And in 1867, for 7.2 million gold, Alaska came under the jurisdiction of the United States of America.

In 1502–1506 Leonardo da Vinci painted his most significant work - the portrait of Mona Lisa, the wife of Messer Francesco del Giocondo. Many years later, the picture received a simpler name - "La Gioconda".

girls in Ancient Greece got married at the age of 15. For men, the average age for marriage was a more respectable period - 30 - 35 years. The bride's father himself chose a husband for his daughter and gave money or things as a dowry.

Most interesting historical facts about miscellaneous updated: September 4, 2018 by: website

Newborns usually have about 270 bones, most of which are very small. This makes the skeleton more flexible and helps the baby move through the birth canal and grow quickly. As we grow older, many of these bones fuse together. The skeleton of an adult consists of an average of 200-213 bones.

2. The Eiffel Tower grows 15 centimeters in summer

The huge structure is built with temperature expansion joints, thanks to which the steel can expand and contract without any damage.

When steel is heated, it begins to expand and takes up more volume. This is called thermal expansion. Conversely, a decrease in temperature leads to a decrease in volume. For this reason, large structures such as bridges are built with expansion joints that allow them to change in size without being damaged.

3. 20% of oxygen comes from the Amazon rainforest

Flickr.com/thiagomarra

The Amazon rainforest covers 5.5 million square kilometers. The Amazonian jungle generates a significant portion of the Earth's oxygen by absorbing great amount carbon dioxide, which is why they are often called the lungs of the planet.

4. Some metals are so reactive that they explode even on contact with water.

Some metals and compounds - potassium, sodium, lithium, rubidium and cesium - exhibit increased chemical activity, therefore they can ignite with lightning speed upon contact with air, and if they are lowered into water, they can even explode.

5. A teaspoon of a neutron star would weigh 6 billion tons.

Neutron stars are the remnants of massive stars, consisting mainly of a neutron core covered with a relatively thin (about 1 km) crust of matter in the form of heavy atomic nuclei and electrons. The cores of stars that died during a supernova explosion were compressed under the influence of gravity. This is how superdense neutron stars were formed. Astronomers have found that the mass of neutron stars can be comparable to the mass of the Sun, despite the fact that their radius does not exceed 10–20 kilometers.

6. Each year, Hawaii moves closer to Alaska by 7.5 cm.

The earth's crust consists of several huge parts - tectonic plates. These plates are constantly moving along with the upper layer of the mantle. Hawaii is located in the middle part of the Pacific Plate, which is slowly drifting in a northwesterly direction towards the North American Plate, on which Alaska is located. Tectonic plates move at the same speed as human nails grow.

7. In 2.3 billion years, Earth will be too hot for life to exist.

Our planet will eventually become a vast desert, similar to today's Mars. For hundreds of millions of years, the Sun has been heating up, getting brighter and hotter, and will continue to do so. In about two billion years or more, temperatures will become so hot that the oceans that make Earth habitable will evaporate. The whole planet will turn into an endless desert. As scientists predict, in the next few billion years, the Sun will turn into a red giant and completely swallow the Earth - the planet will definitely come to an end.


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Thermal imagers are able to identify an object by the heat it radiates. And polar bears are experts at keeping warm. Thanks to a thick layer of subcutaneous fat and a warm coat, bears are able to endure even the coldest days in the Arctic.

9. It takes light 8 minutes 19 seconds to travel from the sun to the earth.

It is known that the speed of light is 300,000 kilometers per second. But even with such dizzying speed, it will take time to overcome the distance between the Sun and the Earth. And 8 minutes is not so much on a cosmic scale. It takes 5.5 hours for sunlight to reach Pluto.

10. If you remove all the interatomic space, humanity will fit in a sugar cube

In fact, more than 99.9999% of an atom is empty space. An atom consists of a tiny, dense nucleus surrounded by a cloud of electrons that proportionally occupy more space. This is because electrons move in waves. They can only exist where the crests and troughs of the waves add up in a certain way. The electrons do not stay at one point, their location can be anywhere within the orbit. That is why they take up a lot of space.

11. Gastric Juice Can Dissolve Razor Blades

The stomach digests food thanks to caustic hydrochloric acid with a high pH (hydrogen index) - from two to three. But at the same time, the acid also affects the gastric mucosa, which, however, is able to quickly recover. The lining of your stomach is completely renewed every four days.

Scientists have many versions of why this happens. Most likely: due to huge asteroids that have affected its course in the past, or due to the strong circulation of air currents in upper layers atmosphere.

13. A flea can accelerate faster than a space shuttle.

Flea jumps reach breathtaking heights - 8 centimeters per millisecond. Each jump gives the flea an acceleration that is 50 times the acceleration of the spaceship.

What interesting facts do you know?