Why do some people sleepwalk and sleep?

Sleepwalking affects about 5% of the world’s population. Most often, the phenomenon manifests itself as a harmless nocturnal adventure. However, sometimes sleepwalkers are able to behave aggressively, attack others or get into risky situations. Sleepwalking or somnambulism has been studied since ancient times. In Antiquity, sleepwalking was equated with madness. The word «lunaticus» itself is …

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5 territories that Russia acquired over the past 20 years

It so happened that in addition to the Crimean peninsula, many of Russia’s territorial acquisitions were outside the attention of most of the media. However, in recent years, the country’s borders have expanded significantly in the Arctic, the Sea of ​​Okhotsk and the Caspian. The Sea of ​​Okhotsk is a semi-enclosed body of water washing …

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Expansive bullets: why are they dangerous and why were they forbidden to be used in wars?

Expansive bullets are a terrifying invention of military engineers. Compared to conventional ammunition, dum-dum bullets have a much higher lethality. During the Chitral military This is partly due to the fact that shell bullets do not deform at the moment they hit the target, do not transfer impact energy to it, literally pierce the tissue, …

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5 countries that may disappear in the next 30 years

In the Middle Ages, countries appeared and disappeared at the snap of a finger. Now this process has slowed down, but some modern states still threaten to disappear from the world map due to political confusion, climate change and other reasons. The DPRK is one of the most closed countries in the world. And with …

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7 cities that were absorbed by Moscow over the past 100 years

Since the beginning of the 20th century, Moscow has absorbed several hundred settlements, becoming one of the largest cities on the planet. Most often, the borders were expanded at the expense of villages and workers’ settlements, but sometimes entire cities turned into districts of the capital. Losinoostrovsk was founded in 1898 as a dacha village, …

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Why do fish never sleep?

It is difficult to imagine sleeping in water, and even surrounded by all kinds of predators. How do marine and freshwater inhabitants rest after a day’s activity? Rest for aquatic inhabitants is vital. At this time, the brain is cleaned from the waste products of cells, DNA is repaired, damage to which inevitably accumulates. In …

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5 highest paid and demanded professions in Russia

According to Rosstat, in 2020 the average salary of a resident of Russia was 51,352 rubles. Unfortunately, most people earn much less than this amount. However, some specialists receive huge salaries, and their work is always in demand. Oil company workers Thanks to this, the top managers of corporations can write bonuses for themselves in …

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5 outstanding Russian scientists who are known all over the world

Our country has long been famous for scientists and inventors. The entire world community uses the labor of these people. At the same time, the most famous researchers are not from modern Russia or the USSR, but even earlier, from the Russian Empire. Absolutely any person knows the name of this scientist. Mendeleev became famous …

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Challenges for the next decade: how will Russia change by 2030?

The world around us is changing rapidly: technologies are developing, rebuilding everyday life and everyday life, and new threats and problems can completely reshape our country in the next 10 years. Over the past 30 years, the population of Russia has remained practically unchanged and Thus, the population of Novosibirsk, Yekaterinburg, St. Petersburg, Kazan and …

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How harmful is sleeping with your smartphone under your pillow?

The mobile phone accompanies us almost everywhere. With him, people go to bed and wake up in the morning. According to How harmful, scientifically, is such a close relationship with a gadget? Radiation is divided into ionizing and non-ionizing. The first and most dangerous are X-rays, ultraviolet (in large quantities) and gamma rays. They Non-ionizing …

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