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About lightning bolts.
Lightning is one of the most impressive phenomena of nature. In ancient times, people were afraid of lightning and considered it a manifestation of the wrath of the gods. And what do we know about lightning today? Why are there lightning bolts? Lightning is an electric shock. And it arises because an electric charge accumulates in a thunderstorm cloud. It is believed that the accumulation of the charge is due to the crushing of rain droplets by rising streams of warm air (which is why there are almost no thunderstorms in winter)...
5 лет назад
Interesting about lakes.
Lakes are permanently existing water bodies that are not directly connected to the world's oceans (although rivers may flow out of them and then into the ocean). There are many lakes on our planet, they are found in all climatic zones and on all continents, including tropical deserts and Antarctica. In Russia, there are more than 2 million lakes with an area of more than a hectare. Spread of lakes There are a lot of lakes in the world, but they are not evenly distributed. If we compare the distribution...
5 лет назад
The mysteries of the Mayan civilization
The mysteries of Mayan civilization worry the minds of millions of people. Amazing constructions built by these people centuries ago amaze not only with their scale but also with unique technologies.Scientists still can not understand where the Mayan civilization has such knowledge and tools to create stone buildings. However, there are many other riddles, which we will talk about in this article. Mayan civilization As of 2019, the territory where the Mayan civilization was developing was composed...
5 лет назад
What happens when the oil runs out?
The development of technology has significantly changed the lives of modern people, dramatically expanding their opportunities. But technology poses a hidden threat - it has led to a dramatic increase in the use of natural resources, which is not unlimited at all. For example, many technologies depend on oil, and there are not many oil reserves in the world. What will happen to civilization when oil runs out? Let's try to answer this question. Why do we need oil? Today, oil is a very popular resource...
5 лет назад
Interesting facts about oceans
Most of our planet's surface is covered with water. 71% of the Earth's land area is covered by the ocean, while only 29% is covered by land. But what do we know about the oceans today? Read the most interesting facts about the oceans in this post. How many oceans are there? Four or five. This may seem strange, but it all depends on the point of view. Since all oceans are connected, the boundaries between them are conditional. Traditionally, all scientists have distinguished at least four oceans - Pacific, Atlantic, Indian and Arctic...
5 лет назад
Interesting facts about water
Water is one of the most important and necessary substances for a human being. It is needed for drinking, cooking, domestic and industrial use. Without water, there can be no life. All this is known to every schoolchild. But in this post, we will consider different interesting facts about water, about which you may not know. Water is one of the most common substances in the Universe There are places on Earth where water is scarce. Some even think that our planet is lucky enough to have a lot of water here, unlike Venus or Mars...
5 лет назад
Volcano Yellowstone
Yellowstone Volcano is a volcanic caldera in Yellowstone National Park in Wyoming, USA.Yellowstone is on the list of the 20 most famous supervolcanoes on the planet, and their eruption could lead to climate change throughout the world. Naturally, natural secrets such as Yellowstone are beyond the control of the human mind. Science is powerless before them.But let us try to understand what this miracle of nature is and what potential threats it poses. Super Volcano Yellowstone According to recent studies by American scientists, the eruption of the Yellowstone supervolcano may occur shortly...
5 лет назад
Interesting about oxygen.
Sure you know that oxygen is the gas that people and animals need to breathe. Discovering oxygen Although oxygen is part of the air, it took chemists a long time to discover it. This only happened at the end of the 18th century. The discovery of oxygen was hindered by several misconceptions. First, chemists believed that the air was homogeneous and a single chemical element. Secondly, they had a false theory explaining the combustion processes. It was believed that combustion was the result of...
5 лет назад
Stonehenge
A unique megalithic (stone) structure is located about 130 km southwest of London. It is Stonehenge, which has been included in the UNESCO World Heritage List since 1986 and is now managed by the British Crown in the English Heritage Office. What is Stonehenge, one of the most famous archaeological sites in the world, and why are the eyes of those who explore the mysteries of history chained to it for many years? To begin with, we should turn to the historical name of this mysterious complex, which in ancient times sounded like "Stanhengues"...
5 лет назад
Greenhouse effect - causes and consequences.
In recent decades, we have been hearing more and more about global warming and the greenhouse effect. Politicians, scientists, and journalists are arguing about what climate change is going to happen soon, where it will lead, and how much man himself is involved. In this post, we will try to understand the causes and consequences of the greenhouse effect. Why do we talk about the greenhouse effect? In the 19th century, scientists began to monitor the weather and climate regularly across the planet...
5 лет назад