Category: English

Rust is the most insidious enemy of all iron structures. It imperceptibly but surely destroys them both in air and in water, turning strong structures into fragile ruins. It would seem that steel, being an improved iron alloy, should be more resistant to rust. But it is also poorly protected from it. We encounter the…

Today, science knows of more than 30,000 species of fish, and this number is growing every year. Many fish species lead a reclusive lifestyle, spending all their time in the dark depths of the oceans. Among them, there is one special fish that is considered a harbinger of earthquakes. According to legend, the herring fish…

When we think of snails, we usually imagine small creatures with a shell, such as the grape snail. In comparison, gastropods such as Achatina seem like real giants – one such snail can take up the entire palm of a person. However, in reality, even Achatina seem very small compared to another representative of their…

Researchers from the Chinese Academy of Sciences (CAS) have taken a major step in the exploration of Mars by creating the first detailed color map of the Red Planet. The project was made possible by data collected by the Tianwen-1 mission, launched in 2020 by the China National Space Administration (CNSA). The mission consisted of…

Advertisement «OOO Top Sourcing» Maintaining cleanliness in the house can be a tedious task, especially when you have to resort to several different types of cleaning. After all, while it is still possible to wipe dust in the visible zone, the average person is unlikely to want to wash the floors. However, tools have long…

According to the International Ornithologists' Union, today science knows about the existence of more than 10 thousand species of birds. Among them are many harmless creatures that look beautiful and need protection. But there are also real monsters among birds – for example, in many parts of the world, including the Caucasus, there lives bearded…

Cairo is one of the largest cities in the world, which has a 1000-year history. According to data for 2024, the population of Cairo is more than 20 million people. There are many residents, but little space, so the houses are very close together, so you can’t even dream of a comfortable life there. But…

When doctors need to look inside the human body, they usually use ultrasound, magnetic resonance imaging (MRI), X-rays and other technologies. However, all of them provide a rather limited view. To solve this problem, Stanford University employees decided to go the opposite way and make human skin transparent. It turned out that ordinary food coloring,…

Advertisement “OOO Top Sourcing” What could be more banal than a regular vacuum cleaner? Probably, maybe only a hair dryer. But the vacuum cleaner is not only responsible for the visual aesthetics that you can achieve by cleaning, but also for your health. Oddly enough, this compact device not only collects dust, but also purifies…

Have you ever wondered how many Egyptian pyramids there are in the world? It's hard to believe, but archaeologists have found about 130 of these structures in Egypt. When people talk about Egyptian pyramids, they usually mean the Giza pyramid complex. It consists of the pyramid of Cheops, his son Chephren and their subsequent successor…