50% of the bottled water in the world is actually regular tap water that has been filtered

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Coloring by number was invented by Leonardo da Vinci.

In doing so, he taught his students.

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Sky in Diamonds

Kilauea volcano in Hawaii has been active for almost two months. It turned out that besides fear and destruction, the volcano can produce something beautiful. Together with the lava, small crystals of the semiprecious stone olivine erupted onto the earth!

Olivine is a very common mineral, the most abundant in the Earth's mantle. It is the volcanic activity that usually helps the olivine, melted in the magma, to come to the surface.

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Stabilization system that allows the bike not to fall down without using the foot

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In South Korea, the age of a child is not counted from birth, as in other countries, but from conception.
Therefore, in this Asian country, babies are born at the age of nine months.

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In Canada, they give a free bus ticket along with a bottle of whiskey so that people don't drive drunk.

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One day my wife and I were vacationing by the sea…

One day it wasn't very nice, so we decided to go to the market. It was an hour and a half drive (the market was outside the city).
The people on the bus were like sprat in a tomato, no mood at all. But after about 20 minutes I realized that something... Read...

The British government's wine cellar contains €2 million worth of wine.

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1,500 meters is the amount of wire needed for the strings of each piano.

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The fugu fish is small, but very poisonous. Its poison is tetrodotoxin, which has a nerve-paralyzing effect - hundreds of times more dangerous than potassium cyanide. One milligram of poison is enough to kill a person. Fish has poisonous guts (especially the liver) and skin. This fish has no scales, because in the moment of danger it swells up and turns into a ball covered with spines. And woe to the shark that swallows such a ball...

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And this is called circular drawing, you have to be a real master to learn this kind of thing, it's amazing.

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A rare photo, which depicts a southerner - the strongest constant wind in the world, often blowing in Pevek. The precursor of its appearance is the formation of a stable cloud ridge in the clear sky. Yuzhak velocity can reach 35-50 meters per second. Photo by Sergey Begunov, geologist of Chaun GRES.

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About 35 million Chinese still live in caves.

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🌪Sand devils or dust devils

A strange phenomenon that forms usually in hot conditions with light tornado-like winds.

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🦁First roar

Lion cubs do not learn to growl until they are two years old.

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The drink of all nations.

Every nation has moonshine. In Hungary it is called pálinka, in England - hooch, in Ireland - pótín.

The Germans make schwarzgebranntes, the Americans make moonshine, and the French invented eord-boyaux.

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How many years there haven't been wars on Earth in all that time.

Scientists at the Swiss Statistical Center have published these calculations: in 5,000 years of human history, there have been no wars on Earth for only 292 years, and 15,513 large and small wars have taken 3 billion 640 million lives.

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Between the sky and.... Sky.

The Uyuni salt marsh is the largest salt marsh in the world with an area of 10,582 km².
Uyuni is located in southwestern Bolivia at an altitude of 3,656 meters above sea level.
It is covered by a salt crust of 2-8 meters.
The salt marsh contains a reserve of 10 billion tons of salt.

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Granite is a natural stone with a radioactive background

Therefore, in buildings made of granite, radiation levels are higher.

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Top of the oldest countries in Europe.

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The first programmer in the world... or rather a programmer.

Ada Augusta Lovelace.
In the middle of the 19th century, she made a plan of operations for the prototype of the modern computer, Charles Bebbidge's analytical machine, which could be used to solve Bernoulli's equation expressing the law of conservation of energy of a moving fluid.

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