The science

10 facts about lobotomy

1. Lobotomy, or leukotomy, is an operation in which one of the lobes of the brain is separated from other areas, or excised altogether. It was believed that this practice allows the treatment of schizophrenia. 2. The method was developed by the Portuguese neurosurgeon Egash Monish in 1935, and a trial lobotomy took place in 1936 under his guidance

How much does a person cost: from hair to kidneys and skeleton

Without prejudice to health: we sell renewable Hair You will be able to sell only long hair - from 50 cm. Before you set a price, buyers evaluate the quality of the hair: unpainted, thin blonde hair is most valued: you can sell it for 10 thousand / 100 grams. Light brown are also valued (4-6 thousand rubles / 100 g)

Panic Attack Syndrome: what it is and how to deal with it

Panic attacks: symptoms and treatment A panic attack is a sudden attack of anxiety, which can result in both falling into a swoon, and a real tantrum. Typically, panic attacks begin in stressful moments for the body - for example, when you ride the subway in the heat or find yourself in a stuffy crowd

10 scary facts about sleep paralysis

Sleep paralysis is not called so for the sake of a red word - during its onset, a person remains conscious, but is not able to move. The fact is that the body at this time is in the phase of REM sleep and blocks any actions of the body. This can last from a few seconds to a couple of minutes. Feeling like a dead man is one of the most common nightmares during sleep paralysis

How to overcome bad breath: a scientific approach

There are certain foods, such as garlic, onions, broccoli, legumes, orange juice, carbonated soft drinks, and alcohol, which can be a source of bad breath. They cause the so-called temporary halitosis. The unpleasant odor in this case arises from the fact that as a result of the digestion of these products, volatile sulfur compounds are formed, which, getting into the bloodstream through the gastric mucosa, are further found in the lungs and saliva, and thus are excreted from the body

Axolotl: 7 interesting facts about the voracious larva

1. Axolotl is a larva of some species of ambistos. The larva is neotenic, which means that already at this stage the body becomes capable of reproduction. In turn, ambistomes are a genus of amphibians, which includes 32 species. These creatures can be found in North and Central America. 2. The larva of the land ambistome - a rather large creature - reaches 30 cm in length

10 facts about Albert Einstein

1. In childhood, the future scientist did not show much hope . Einstein was silent until a fairly serious age (either up to three, or up to five years, there is different evidence), and the parents believed that their son had developmental delays. Over time, young Albert still began to speak, but very uncertainly

Why do people "conquer" Everest and why they die in the line for climbing

In May, 11 people were killed while climbing Mount Everest and descending from the top of the mountain. Among them are climbers from India, Ireland, Nepal, Austria, the USA and Great Britain. Some died a few minutes after conquering the heights - as a result of exhaustion and altitude sickness. Esquire figured out why this is happening and what makes people who stand in line in the death zone for hundreds climb up thousands of meters

Allergy - an immunity error

The classic definition of allergy is that it is “hypersensitivity of the immune system, ” but more precisely, “an erroneous reaction of the immune system.” That is the essence of allergies - a mistake. Absolutely harmless substances: dust, skin flakes, food, pollen - are perceived by the immune system as the worst enemies, which is accompanied by a violent reaction that destroys these harmless substances, and at the same time damages the cells and tissues around, which can even lead to death. It is

What is cancer and how to prevent its development: the scourge of the XXI century

When we hear the word “disease”, the first thing that comes to mind is microorganisms or viruses that affect the human body. For them, a person is both a food supply and housing: some settle in the mucous membranes, others with blood flow spread throughout the body, and still others “crack” the body cells in order to produce their own offspring. With t

What is a galaxy?

The history of the study of planets and stars is measured for millennia, the Sun, comets, asteroids and meteorites - for centuries. But galaxies scattered around the Universe clusters of stars, cosmic gas and dust particles, became the object of scientific research only in the 1920s. Galaxies have been observed since time immemorial

Dark Matter: The Mysterious Substance of the Universe

The longer the mystery of dark matter remains unresolved, the more exotic hypotheses about its nature appear, including the latest idea of ​​the inheritance of giant black holes from the previous Universe. In order to know that something exists, it is not necessary to see it. So, once upon a gravitational influence on the movement of Uranus, Neptune and Pluto were discovered, and today a hypothetical Planet X is being searched on the far outskirts of the Solar System. Bu

10 amazing facts about pigeons: they are not stupid and not dirty at all

Advanced navigation pigeons. Carrier pigeons are distinguished by their ability to find their way home, which they manage with two “devices”. The first is a certain “sense of the card”, the ability to remember special signs on your way, including smells, according to which they can later navigate. The se

Prostatitis in the modern world: all about the main problem of men

Prostatitis has been known to humans since ancient times, but only recently, doctors were able to find a truly effective solution to this delicate problem. Today we will talk about why this disease was dubbed the “plague of the 21st century” and what a man suffering from inflammation of the prostate should do. Th

10 most dangerous bacteria

1. Clostridium botulinum . This bacterium causes botulism, a serious disease that affects the human nervous system. Patients with botulism die, as a rule, from paralysis of the respiratory muscles and subsequent hypoxia. It is believed that a teaspoon of botulinum is enough to destroy the US population

Where is the leopard in this photo? And he is there!

As stated in the message of the national park on Facebook, the Far Eastern leopards disguise no worse than their southern relatives. But in fact - many times better! Unfortunately, it is impossible to look at the leopard in this picture well (this is the skill), but it is here. And it is quite possible to find

Under hypnosis: the truth and myths about hypnosis

For a long time, hypnosis was indeed considered a special form of sleep. From the beginning to the middle of the twentieth century, the proposed by the great Russian physiologist I.P. Pavlov's explanation of the mechanism of hypnosis: monotonous stimuli - visual, sound, tactile (heat from passes - movements of the hands of the hypnotist) - create a center of inhibition in the cerebral cortex, which, in accordance with the long-known and still generally accepted laws of neurophysiology, radiates (spreads) to other departments, and the brain, along with its carrier, falls asleep

A drop of Prince Rupert vs. a bullet: the world's toughest glass

It’s very easy to get Prince Rupert’s drops, Just drop it with hot glass into the water. The resulting drop with a long tail has incredible strength, even a hydraulic press does not take it. But this is if you beat the drop head. If the tail is broken off or damaged, the drop literally scatters into fragments, and the detonation speed is huge, about 1.2 k

On the threshold of the underworld: Kola superdeep well

Allegedly, when approaching the 13th kilometer, the instruments recorded a strange noise coming from the bowels of the planet - the yellow newspapers unanimously assured that only the cries of sinners from the underworld could sound like that. A few seconds after the appearance of a terrible sound, an explosion thundered

20 facts about cats you might not know

one. The ancestors of modern cats, unlike the ancestors of dogs, preyed on small prey. That is why our cats tend to eat little, but several times during the day. 2. Cats hunt, even if they are not hungry. Scientists at the University of Georgia, as part of the KittyCam project, observed that catches were eaten by cats in only 28% of cases

Kiwi bird: 6 interesting facts

1. Kiwi is a genus of flightless birds , whose homeland is distant New Zealand. These creatures are surprisingly reminiscent of mammals: they move on the ground, have plumage very similar to wool, and also have a body temperature of 38 ° C. There are five species in the genus of kiwi - this is South kiwi, North brown kiwi, Big gray kiwi, Small gray kiwi and Rovi.

How does a bacteriophage work?

At the end of the twentieth century, it became clear that bacteria certainly dominate the Earth’s biosphere, accounting for more than 90% of its biomass. Each species has many specialized types of viruses. According to preliminary estimates, the number of species of bacteriophages is about 1015. To understand the scale of this figure, we can say that if every person on Earth opens one new bacteriophage every day, then it will take 30 years to describe all of them.

Popular Math: Poincare on the Fingers

The brilliant mathematician, Parisian professor Henri Poincare was engaged in various fields of this science. Independently and independently of Einstein's work in 1905, he put forward the main provisions of the Special Theory of Relativity. And he formulated his famous hypothesis back in 1904, so it took about a century to solve it

10 incredible facts about sloths

Sloths live in a dangerous environment. Do you believe that creatures that rarely move further than 40 meters per day lead a carefree existence? In fact, sloths often become targets for predators such as cougars or South American harpies. The frightening claws of sloths are not very effective due to the small muscular mass of the limbs and serve more for the threat

Found a way to lengthen telomeres to extend life

Telomeres are the terminal parts of chromosomes that perform a protective function. There is the so-called Hayflick limit associated with a reduction in telomere length - the number of somatic cell divisions is approximately 50, after which the cells begin to show signs of aging. Studies have shown that telomerase enzyme, which acts on telomeres, restoring their original length, is capable of restoring DNA

Lesser Panda: 7 interesting facts

1. Lesser Panda - A rare twilight mammal that lives in China, northern Burma, Bhutan, Nepal, and northeast India. These are rather small creatures, comparable in size to a domestic cat: body length - 50–64 cm, tail length - 28–48 cm, and weight - about 5 kg. Small pandas live an average of 8-10 years. 2.

How is Denisov's man different from Homo sapiens?

Altai mountains are located in such a way that it was simply impossible to go around their numerous migrations of various biped creatures. Nearby is a vast strip of steppes, going from the Yenisei to the Carpathians, which served as real "gates of the peoples" (usually the part that passed between the Ural Range and the Caspian was called so)

Mental connection: On the same wavelength

When one person talks enthusiastically about something, and another carefully listens to him, an invisible connection arises between them. Princeton neurologists “looked into the heads” of two participants in such a dialogue with the help of a functional magnetic resonance imaging apparatus - fMRI (how it works, read “Brains for Clearance: Color Thoughts”). Having

Vitamins: A Complete Collection of Misconceptions

We will not describe the history of the discovery of vitamins and retell how each of them affects the many biochemical processes that occur in the body. Let us devote this article to practical issues that everyone knows everything about, that which in the field of vitamin therapy is considered by patients and even doctors to be the truth, and that in fact is absolutely untrue

The most outstanding personality of the XX century: what you need to know about Alan Turing

At the beginning of 2019, viewers of the eight-episode BBC film “Symbols: The Greatest Personalities of the 20th Century” chose mathematician Alan Turing as the greatest personality of the last century. Of course, the choice was influenced by the fact that Turing is from the UK, like most BBC viewers. Bu