General, Research, Technology

Why do female praying mantises bite off the heads of males?

In Europe, Egypt and many otherscountries you can meet one of the most unusual insects - praying mantises. They are known to many people due to the fact that after mating, females bite off their partners' heads. You have probably already read about this many times in the collections of "interesting facts", however, this statement is only half true. During numerous observations of praying mantisesContinue Reading


General, Research, Technology

How do ants turn other species into their slaves?

The reputation of ants is enviable.These industrious insects sacrifice their own benefit for the common good of the colony. They live to serve their queen and take care of all basic tasks, including caring for offspring, collecting food, and keeping the nest in order. But, as often happens, not all species of ants justify their reputation. So, several species were foundContinue Reading


General, Research, Technology

Why shouldn't children be vegetarians?

According to the data for 2018, there areabout 7.594 billion people. Approximately 950 million of them are on a vegan diet, which means they do not eat food of animal origin. And it's not just about meat: milk, eggs, honey and much more - everything is prohibited. It is believed that by setting such strict restrictions, people stop harmingContinue Reading


General, Research, Technology

What is a planetary parade scientifically?

You have probably heard more than once about the phenomenon underthe name "parade of planets". Astrologers and other charlatans are especially fond of him, telling (of course for a tidy sum) about the uniqueness of a person who was lucky enough to be born at a time when all the planets of the solar system lined up in one line. But how in general can the planets of the solar system obediently line up, like soldiers? YesContinue Reading


General, Research, Technology

SpaceX bought two rigs for $ 3.5 million. But why?

Oil and other mineral deposits sometimesare located at the bottom of the seas and oceans. For their production in the first half of the 20th century, oil platforms were invented, which allow drilling wells under water. Recently it became known that one of the subsidiaries of SpaceX has bought two such installations to use for their own purposes. At the moment, the company's engineers are engaged inContinue Reading


General, Research, Technology

What is an artificial cornea and why is it needed?

According to the World Health Organization,annually in the world from corneal blindness suffers up to 2 million people. It is one of the top three causes of disability because it almost blinds people. The cause of corneal blindness, as you could already understand, is damage to the cornea. This is the name of the anterior, most convex and transparent part of the eyeball. Defeat happens as a resultContinue Reading


General, Research, Technology

Why do "clairvoyants" hear the voices of ghosts?

In the 19th century in Great Britain and other countriesOuija sessions were often held. During these rituals, everyone could try to contact deceased relatives. The people who received messages from ghosts were called mediums and they exist even today. Many perceive them as charlatans, and some even consider them mentally ill. Since recently servicesContinue Reading


General, Research, Technology

Can water be purified from microplastics?

In the second half of the 20th century, plastic seemed to be the mostthe best material in the world. It was relatively cheap and could be shaped in any shape - miracles! That is why they began to make packaging, toys and many other things from it. But later it turned out that this material does not decompose for 1000 years and strongly pollutes the environment. FewContinue Reading