Scientific knowledge, increase knowledge together and explore different amazing worlds

01. With an ordinary pencil, you can draw a long line more than 60 kilometers long.

02.Statistically speaking, likelihood of an accident on way to work is about three times higher than on battlefield.

03. The field of view of women is 6 times greater than that of men, but men are better at observing a single target.

04. Some research has shown that main cause of nostalgia for an ex after a breakup is jet lag in brain. Constant longing for each other can cause brain to secrete substances that cause feelings of happiness.

05. Studies have shown that reading an average of 650 words can burn a lot of calories.

06. The more you lie down in morning, more you want to stay in bed. This is because when you stay in bed, brain releases a hormone that can promote sleep in human body, making brain more and more sleepy.

07. Amphibians are animals whose larvae live in water and breathe with gills, while adults live on land or breathe with lungs, and cannot be understood as animals that can live both in water and on land.

08. Studies have shown that fatter a pregnant woman is, older baby will be because telomeres of children born to overweight women are about 2.5% shorter than those of normal children.

09. Celebrity ads and taxi ads are two of most common advertising marketing methods created by the same person.

10. Human hair contains more than 20 kinds of amino acids, which can be used for chemical seasoning or soup base.

11. The eyes are actually afraid of noise, because noise affects not only hearing, but also vision.

12. Psychologists say that if you sleep when you are unhappy, you can become even more unhappy, because during sleep, people convert short-term memories of unhappiness into long-term memories.

13. If moon is directly above your head when you weigh yourself, gravity will cause your weight to be less than normal.

14. Hairtail is a very common fish, but artificial breeding is not currently carried out, reason is not that technology is not modern, but that cost of artificial breeding is much higher than catch.

15. You can’t fall asleep immediately after crying, which can easily lead to mental illness. After crying, you should calm down for a while, and then go to bed after mood stabilizes.

16. People involuntarily open their mouths when looking at high ground because skin of neck will feel tight when they raise their head, and body will relieve this feeling by opening mouth.

17. In some areas, rainwater is classified as public property, collection of which is not allowed, and violators will be punished.

18. The number of nerve fibers in skin of girls is about twice that of boys, so girls are much more sensitive to pain than boys.