1. FedEx's logo has won more than 40 design awards and has been ranked as one of the eight best logos for the past 35 years.

2. Steve Jobs' biological father was a Syrian immigrant.

3. Women have twice as many nerve receptors as men, so they feel pain more intensely, but they also have a higher pain tolerance.

4. Rolling Stones bassist Bill Wyman married 18-year-old Mandy Smith when he was 52, but they divorced a year later. Bill's 30-year-old son, Stephen, later married Mandy's 46-year-old mother. If Bill and Mandy hadn't divorced, Stephen would have been his father's father-in-law and his own grandfather.

5. The Gombe Chimpanzee War was a four-year conflict between two chimpanzee groups in Tanzania. It involved several battles, numerous casualties, and even kidnappings.

6. If your friend has trouble waking up, a sonic grenade alarm clock might work. Just pull the pin, throw the grenade into their room, and run away. It makes a deafening noise that only stops when you put the pin back in.

7. After special effects photography was developed in 1856, the shooting of headless portraits gradually became popular and was all the rage in the Victorian era.

8. Mark Spitz, a nine-time Olympic gold medalist, jokingly told his Russian swimming coach in 1972 that his mustache increased his speed in the water and changed the direction of the current in front of him. As a result, every Russian swimmer grew a mustache the following year.

9. There is an aquarium in Japan called Keikyu Aburame Ocean Park, where you can shake hands with baby otters.

10. A survey conducted by the Global Council on Aging and the Inter-American Center for Retirement Research shows that travel has many benefits for people. It can improve brain health and reduce the risk of heart disease and depression.

11. Compared to a cigarette, smoking hookah produces 25 times more tar, 2.5 times more nicotine, and 10 times more carbon monoxide.

12. Justo Gallego Martínez, a 90-year-old former monk. He has been building an unauthorized cathedral in Spain since 1961. He works almost 10 hours a day, 6 days a week.

13. The Earth's day-night cycle is gradually getting longer every year. 620 million years ago, an Earth day was only 21.9 hours long.

14. The University of Pennsylvania has produced a total of 25 billionaires, more than any other university in the world.

15. In the cold winter, the Alaskan tree frog turns into a frog-shaped block of ice, stops breathing, and its heart stops beating. Then, when spring comes, the tree frog thaws and returns to normal, continuing its life.

16. There is a statue of Jesus sleeping on a bench in Orlando, but in reality, homeless people are not allowed to sleep on benches in Orlando.

17. The salt used to thaw roads accounts for 8% of global salt production, more than the salt consumed by humans, which accounts for only 6%.

18. A fire hydrant in San Francisco not only survived the 1906 earthquake but also aided firefighters in their rescue efforts in the San Francisco Mission District. In commemoration of this event, it was painted gold.

19. Every time you think of something, your brain changes it slightly. Basically, every time you recall something from the past, you're just remembering the last time you thought about it, and so on.

20. An 18-year-old boy, Andrei Chersky, climbed to the top of the Great Pyramid of Giza to take photos and shared the experience with thousands of fans before being arrested.

21. In Japan, there's a group of people known as "internet cafe nomads" who live in internet cafes every day because it's much cheaper than an apartment. Internet cafes also offer free showers and sell underwear.

22. In 2001, Jesse Apogast's uncle recovered his nephew's severed arm from a seven-foot bull shark. After rescuing Jesse, the uncle returned to the sea, grabbed the shark, and dragged it ashore, where a sniper shot and killed it. The arm was removed from the shark's esophagus, placed in ice, and rushed to the hospital. Most miraculously, the arm eventually reattached to the boy's body.

23. Neil Harbison was the world's first cyborg artist. An antenna was implanted in his skull, allowing him to hear colors and see sounds. He could also connect to nearby devices, such as Bluetooth and the internet.

24. In January 2016, McDonald's Japan offered a limited-time special of fries topped with two kinds of chocolate sauce.

25. In 1946, the United States attempted to buy Greenland for $100 million.

26. A person who would rather lie down than sit, and rather sit than stand, and who is not active enough, has more than four times the probability of dying young.

27. In 2012, Grandma Rebecca, a woman from Dakota City, sold a Chicken McNuggets on eBay for $8,100 simply because it looked like George Washington.

28. Ukrainian engineer Vladimir designed a detachable aircraft cabin that, in an emergency, would separate and be aided by parachutes to land safely on the sea or land.

29. Tim Hawking once mischievously typed profanities into his father Stephen Hawking's speech machine.

30. After Marilyn Monroe's death, Joe DiMaggio was heartbroken. He held a private funeral, refusing entry to many of Hollywood's biggest stars. For over 20 years, he visited Monroe's grave three times a week to lay flowers. He never remarried, and his dying words were, "I can finally go see Marilyn."

31. The villagers of "Toilet Village" in England couldn't stand it anymore because people kept stealing the signs with their village name on them, so they replaced the signs with a 1.5-ton stone and engraved their village name on it.

32. In rugby, you can always see players huddled together cheering each other on. This custom originated in 1892 at Galadet University, a school for the deaf. The players did this actually to prevent their opponents from seeing their sign language.

33. There is a type of pink banana, scientifically known as Musa acuminata, whose peel falls off on its own when ripe. They are usually kept as ornamental plants, but their flesh is actually soft, sweet, and edible. However, the seeds are quite hard and might break your teeth.

34. A Nestlé store in Japan sold KitKat chocolate bars coated in edible gold. They were sold in the United States for $16 each, with a total of 500 bars sold.

35. The African Grey Parrot Nikishi has a vocabulary of up to 950 words, which even the famous primatologist Jane Goodall found astonishing.

36. In 2002, an unidentified Croatian diver got lost in an underwater cave and stabbed himself in the chest to avoid drowning. This was the first recorded case of suicide while diving.

37. In medieval Germany, couples could resolve their disputes through duels. To be fair, the husband would fight in a hole with one hand tied behind his back, while the wife was completely free and equipped with a sack of stones.

38. The Soviet Union had a famous tenor, Viktor Ivanovich Nikitin, whose singing skills were exceptional. When he performed for the Soviet army in Champa during World War II, the German troops even stopped their attack to listen to him sing.

39. In 2001, a nursery rook, a bear cub, and a tiger cub were found abandoned in a drug dealer's basement. However, after being adopted by an animal sanctuary, they lived happily together, and everyone felt that they should not be separated because they had a deep friendship.

40. In Argentina, there is a guitar-shaped forest with 7,000 trees planted by a farmer named Pedro Martín Urreta. He planted these trees in 1979 to commemorate his late wife. However, he himself has never seen them from the air because he is afraid of flying.

41. A third-grade girl was expelled from school because her grandmother brought her a cake and a cake knife. The teacher cut the cake with the knife and then told the school administration that the girl was carrying a dangerous weapon.

42. A painter named Mariusz was born without arms. But he never gave up on his dream and won global awards for his lifelike portraits.

43. Stress really can kill your brain. Studies have found that living under stress for months on end can permanently damage neurons in the brain, thereby affecting learning, impulse control, logical reasoning, and memory.

44. A small sea lion walked into a fine restaurant in San Diego and sat down at a table with a view of the ocean.

45. During World War I, Wilson kept 48 sheep on the White House lawn to reduce the cost of herding. He also auctioned off the wool, raising $52,823 for the Red Cross.

46. ​​Winters in Minnesota, USA, are incredibly cold, so a boy named Tom started making frozen jeans to amuse his neighbors. This idea gradually became popular in the small town and spread throughout the northeastern United States via the internet. Now, these jeans sculptures are a global phenomenon.

47. In 1928, the founder of Keda Company, dissatisfied with the different number of days in each month, stipulated that the company adopt a 13-month calendar with four weeks in each month, and this calendar was used until 1989.

48. In Mexico City, doing ten squats earns you a free subway ticket. The government hopes this will help address Mexico's obesity problem, as 70% of Mexican adults are overweight.

49. In Kodinhi, a village in Kerala, India, there are only 2,000 households, but there are approximately 200 pairs of twins. No one knows how such a high rate of twins occurs.

50. A survey shows that 51% of people believe that if you and your partner share a Netflix password, it means you are in a serious relationship.