1. Edamame and soybeans are the same thing. To put it simply, young soybeans are edamame, and old edamame become soybeans.

2. A person's two nostrils work alternately. In a normal person, the nostrils take turns working, with one side always having a larger airflow and the other a smaller airflow. This usually switches every few hours.

3. The front of the ID card features the national emblem, the issuing authority, and the validity period. The side with the photo and personal information is actually the back.

4. The average body fat percentage of domestic pigs is only 15%. Although body fat percentage alone cannot reflect the quality of body shape, knowing that your body fat percentage is higher than that of a pig is always a bit of a mixed feeling.

5. The number of bacteria in your mouth is greater than the population of the Earth.

6. Humans lived closer to Tyrannosaurus Rex than Tyrannosaurus Rex lived closer to Stegosaurus. Tyrannosaurus Rex lived during the late Cretaceous period, approximately 68.5 million to 65 million years ago. Stegosaurus lived during the Jurassic period, approximately 145 million to 155 million years ago.

7. The character for "wing" (膀) and the character for "bladder" (膀) are actually the same character. Don't ask, because if you do, you won't recognize the character.

8. Two grapes placed side-by-side in a microwave oven will explode. When the microwave is running, plasma will form at the point of contact between the two grapes, causing an explosion. Any object of similar size containing salt or water poses a similar risk, such as two cherry tomatoes or two quail eggs. Never try this!

9. The palms of a person's hands do not get tanned; the palms of people of all races are basically white.

10. After about 13 hours of voice call duration, the system will automatically disconnect you. I suspect the system got jealous and decided to take action.

11. People with body odor are actually the "normal" ones, because most people without body odor have a genetic mutation. People with body odor are not a "very small minority."

12. Only people from Northeast China eat canned fruit when they are sick or feeling unwell, and it is most likely to be yellow peaches.

13. The "Five-Year College Entrance Examination and Three-Year Simulation" series sold every year, if stacked up, would be as tall as 10 Mount Everests, but almost no one finishes it every year. I believe some of you have definitely finished it.

14. This is a hair follicle mite, living happily in your eyebrow.

15. Due to gravity, you are about 1.27 centimeters taller in the morning than in the evening.

16. If your eyes were a camera, they would be equivalent to 576 million pixels.

17. Your fingernails grow approximately one nanometer per second.

18. Your toenails grow about four times slower than your fingernails.

19. Men shed about 40 hairs a day, while women shed about 70.

20. The snow frog oil in papaya stew is actually extracted from the oviduct of the Northeast forest frog. I thought it was a light and refreshing dessert, but it turned out to be quite strong in flavor.

21. Studies have shown that white cats are more likely to be deaf because they lack melanin, and white fur often coexists with blue irises. In white cats with two-colored eyes, the ear on the same side as the blue eye is often deaf.

22. Most kangaroos die of starvation because they don't replace their teeth. At birth, they rely on their front two pairs of teeth to chew; once those are worn down, they use their back two pairs, and once those are worn down, they have none left. Then, even if they don't get sick, they will starve to death.

23. Cockroaches can't actually fly; they can only glide quickly.

24. If you were in a very deep well, you could still see the stars even during the day.

25. Hippos may look fat and docile, but they can actually run faster than human world champions and are extremely aggressive.