1 After being directly hit by lightning, the skin is heated to up to 50,000 degrees Fahrenheit (about 28,000 degrees Celsius), which is higher than the temperature of the sun's surface.
Before the 17th century, carrots were actually purple, and they did not turn orange before they were genetically mutated.
3. The Hawaiian alphabet has only 12 letters, A, E, I, O, U, H, K, L, M, N, P, W.
4. All elephants walk on tiptoe, and this is because the part of their heels is made entirely of fat and has no bones
5. After converting the proportions, the strongest muscle in the human body is the tongue.
6. We, like giraffes, have only 7 cervical vertebrae.
7. In case you don't know, the Mona Lisa in Leonardo da Vinci's famous painting "Mona Lisa" does not have eyebrows and eyelashes.
8. Octopuses have 3 hearts, 9 brains, and the blood is blue
9. Snails can sleep for up to 3 years.
10. Swinging the whip makes a sound because the speed of the whip is actually faster than the speed of sound, resulting in a small sonic boom.
11. Xiaoqiang can live for several days without a head.
12. A shark has to exchange 30,000 teeth in its lifetime.
13. Like us, dolphins cannot drink seawater, they can get sick or even die from it, so they get the water they need from food.
14. An elephant weighs less than a blue whale's tongue
15. Apples, peaches, plums, strawberries, mangrove plums, cherries and apricots all belong to the Rosaceae family
16. Sunflowers can be used to clean nuclear waste, and their stems and leaves can absorb and store nuclear contaminants, which is why it is the symbol of international nuclear disarmament agreements.
17. Sprinkling sugar on wounds such as knife wounds can relieve pain well and accelerate wound healing, but don't forget to clean the wound first, or it will be bad.
18. Pluto's surface area is smaller than that of Russia.
19 This is an underwater waterfall, found on the small island of Mauritius in the Indian Ocean, this underwater waterfall was formed by the collapse of water and sand on the continental shelf.
20. There are a total of 7 different classifications of twins, identical twins, fraternal twins, semi-identical twins (polar twins), mirror twins (like mirror images, left and right opposites), mixed chromosomal twins, reconceived twins, and twins who are reborn at the same time.
21. Real diamonds are not visible under X-rays.
22. There is a lake in Luzon, a small island in the Philippines, an island on the lake, a lake on a small island, and an island in the lake.
23. Cows emit almost as much methane gas as cars emit exhaust pollution.
24. At the same moment, only one side of the dolphin's brain is asleep.
25. You can buy gold capsules with a unit price of 425 knives online, ensuring that the large strips you skim out are gilded and shiny.
26. The average person takes 7 minutes to fall asleep.
27 Most lipsticks also have fish scales.
28. In the display of watches, the hands of a watch or watch (pocket watch) always point to 10:10.
29. Giraffes can walk longer distances without water than camels
30. Of all the animals on Earth, mosquitoes cause more deaths than all other animals.
31. Ostriches have bigger eyeballs than their brains.
32. Flamingos feed head-down.
33. The lighter was invented 10 years before the match was invented.
34. Maldivian coconut is the largest seed in the world.
35. The total surface area of our lungs is 750 square feet, which is almost the same area as one side of a tennis court.
36. You can't tickle yourself because your cerebellum dominates your brain when you tickle yourself, so the brain ignores the feeling of itching later.
37.The company with the largest number of employees in the world is the U.S. Department of Defense, with 3 million employees.
38. People have 350 bones at birth, and only 206 bones when they grow into adults, because as the body grows, some bones fuse together.
39.The national anthem of Greece has 158 stanzas, which makes it the longest anthem in the world, compared to the national anthem of Canada and the United States, which are only 4 stanzas.
40. A pig looking up at the sky at a 45-degree angle is physiologically impossible