There are 1609 kilometers of capillaries in human lungs. And the surface area of the lungs is almost 100 square meters, which is approximately equal to the area of the tennis court.
Cats don't taste sweet. They do not respond to sugar or its substitutes.
When we blush, even the tissues that line our stomach from the inside blush.
Chimpanzees are the only animals that can recognize themselves in the mirror.
The Moon has its own "water" elements - the Ocean of Storms, the Lake of Death and the Marsh of Rot.
The power of sneezing is so great that it exceeds a speed of 160 km/h. And this is stronger than the wind!
The dark-blue color is considered the most favorable for the interview; while orange color takes the last place in the list of recommended colors. Therefore, if you really want to wear something in the color of tangerine, save it for the weekend.
The heart is one of the most slowly regenerating organs of the human body. In a 25-year-old person, only 1% of heart cells are renewed annually, and this figure decreases with age. In a lifetime, less than half the heart cells are renewed.
A thousand letters addressed to God arrive in Jerusalem annually.
Scallop has up to 100 eyes.
The world's first computer was created in 1941. It weighed 30 tons and cost 500 thousand dollars.
The surface area of the tallest building in the world - the Burj Khalifa skyscraper in Dubai is approximately equal to the area of 17 football fields. Its height is 829.8 m. The glass of a 163-story building is washed daily, and it takes about three months to wash the entire surface.
The human intestines have 1,000 times more bacteria than the stars in the Milky Way galaxy.
A person blinks about 84 million times a year or 230137 times a day.
A person spends indoors about 90% of his time.
Sneezing in a dream is impossible. Even if someone tickles your nose, you still wake up before you sneeze.
In a teaspoon with ordinary soil the number of living organisms is greater than the number of all people living on Earth.
According to the researches, a couple who got acquainted during a dangerous situation is stronger than the one whose meeting happened in a cafe or at the party.
During Beijing’s seven-year preparations for the Olympic Games in 2008, unemployment in the city dropped to zero, and average income rose for 89.9%.
"Eternal lover" Casanova (1725-1798) served as a librarian.