24 strange and little-known facts that have been verified and may only be known to top students.

Ultraviolet rays

1. Like skin, eyes can also get sunburned.

2. Animals will not eat another animal that has been struck by lightning.

Marie Curie is the only person to have won the Nobel Prize in two different scientific fields.

4. Some crocodiles can climb trees 1-4 meters high. Generally speaking, the smaller the crocodile, the stronger its climbing ability.

Baldness

5. Men with red hair are more prone to baldness.

Six. The survival rate of honey badger cubs is only 50%.

7. Paper money is not made from wood pulp, but from cotton.

8. Concussion is actually a mild brain injury. Although it can heal without treatment, it can sometimes lead to amnesia.

mosquito

9. Mosquitoes are more likely to bite children than adults.

10. A hardworking adult can sweat 15 liters a day.

The longest recorded overdue period for a borrowed book in the library is 288 years.

12. Milk will thicken if left for a long time because milk contains fat. The density of fat particles is less than that of the overall density of milk. Over time, the fat particles will rise to the surface of the milk.

wine

Thirteen. Drinking alcohol before bed makes it easier to wake up during the night.

14. On average, all interpersonal relationships are positive and constructive.

15. When you stay in bed, your brain secretes hormones that promote sleep, making you feel even more drowsy and unwilling to get out of bed.

16. Even where there is the possibility of building roads that are perfectly straight, they are rarely built that way, because drivers are more likely to become distracted or engage in dangerous driving behaviors when driving on long stretches of straight roads.

Rice sculpture

The 17-meter rice sculpture was originally used for cheating in the imperial examinations.

18. Most people feel awkward when they mention their own name.

19. Sound travels 15 times faster through steel than through air.

20. Iris scanning is more secure than fingerprint scanning. Fingerprints have 40 unique features, while irises have 256 unique features.