General, Research, Technology

TOP smallest spiders on the planet

Our planet is home to about 24,000 speciesspiders. Many people are afraid of them, because in their mind, spiders are large, hairy and venomous creatures that just want to pounce on them. Their fears are well founded, because there are indeed aggressive spiders in the world, the bite of which can lead to death. But in the world alsoContinue Reading


General, Research, Technology

Secrets of Quantum Mechanics - What is Quantum Entanglement?

About 100 years ago, scientists first thought aboutthe nature of some of the unusual properties of light. For example, the light emitted from gases when they are heated in a test tube. If you look at this light through a prism, you will notice something unusual. Not a spectrum in which colors smoothly pass one into another, reflected in a crystal glass, but distinct lines, the colors of which do not mix,Continue Reading


General, Research, Technology

How did scientists discover water on the moon and why do they need it?

Until the middle of the 20th century, scientists were sure thatThe moon has no water. They carefully examined the satellite through telescopes and could not find any lakes or clouds on it. For the first time, Soviet scientists started talking about the fact that there may be water on the satellite of our planet. And only then the NASA aerospace agency announced that it really does have water,Continue Reading


General, Research, Technology

What will Tesla do in 2021?

Tesla surprises people with something every year.new. Over the past five years, she has shown the world several completely new electric cars. These include the relatively inexpensive Tesla Model 3 electric vehicle, the Tesla Model Y crossover, the Tesla Semi electric truck, and the futuristic Tesla Cybertruck pickup truck. And the current year 2020 will clearly be remembered for the fact that the company launched a preliminary version of the fullContinue Reading


General, Research, Technology

What is a pulse oximeter and how to detect coronavirus using blood oxygen levels

One of the most common complicationswhich causes the coronavirus COVID-19 is pneumonia. Moreover, according to doctors, many patients who asymptomatically carry the virus begin to suffer from bilateral pneumonia of the lungs long before they feel at least some kind of malaise or experience breathing problems. And if pneumonia reaches its peak, the person immediately has to be connected to the ventilator, although a few moreContinue Reading


General, Research, Technology

6 inventions that don't need improvement

Humanity is engaged in the invention of newtechnology since time immemorial. At first, inventions were primitive, like an ordinary wheel. Over the years, technology has evolved and it got to the point that we invented a powerful car with an internal combustion engine. A printing machine is also an example. If you were given a 19th century typewriter today, you wouldContinue Reading


General, Research, Technology

How many people can infect one patient with coronavirus

It is known that the coronavirus is mainlyspreads through the air, especially indoors. And although this virus is not as contagious as, for example, measles, scientists already recognize the fact that COVID-19 can infect most people in the same room. This is aggravated by the lack of good ventilation and the duration of contact: tiny infectious particles that the patient exhales can hang inContinue Reading


General, Research, Technology

Was social distance observed during the plague?

During the coronavirus pandemic, peoplesocial distancing is recommended. This means that in public places, each person should keep a distance of about 2 meters from everyone else. This rule is important to follow to reduce the number of infections, because the disease is transmitted by air and skin contact. As we know, in the history of mankind there have been outbreaks of many deadly diseases.Continue Reading


General, Research, Technology

What are Nazca geoglyphs and what were they for? The most interesting theories

In mid-October, archaeologists shared the newsthat they managed to find a huge drawing painted by ancient people on the surface of one of the hills in Peru. Large-scale drawings on the surface of the earth are called geoglyphs, and the authors of the most famous of them are representatives of the ancient civilization of Nazca. The drawing on the hill represents the silhouette of a huge cat and for more than 2000Continue Reading