What exactly is the purpose of the "little bells" in our mouths?

Universe 24 | Could the "dark matter" that has puzzled humanity for 100 years actually be a problem

lilunkexue

0 View

Why can loose sand be made into sand sculptures after mixing with water?

haoqiwanhuatong

9 Views

How to draw a circle?

lilunkexue

114 Views

They say diamonds are forever, but they can be burned and broken.

haoqiwanhuatong

32 Views

Why do sprinkler heads keep knocking when irrigating farmland? #Science #Decompression #Irrigation #

haoqiwanhuatong

7 Views

The foreigner's giant plow tractor actually has a cab from the last century!

haoqimiaomiaomiaody

9 Views

I advise you to quit porn (enlarging testicles)

xuetudexin-

44 Views

Yemen is the first country to be destroyed by drugs, even children are not spared. How tragic is it?

tanmi

17 Views

Record my pregnancy process

wangxiaojin

13.6K Views

A red crab performs autonomy under the claws of a coconut crab

Zhenlibao

1.7K Views

Speed bump!! Amazing machinery~

jixiepangke

14 Views

How to lay a qualified asphalt road? #Science #Unzip #Paving #Knowledge

haoqiwanhuatong

22 Views

How to make a Poo-Po-Po boat for Sosuke and Ponyo?

lilunkexue

46 Views

The Fertilization Process of Sperm and Egg

Jinzhengmeiyongde

7 Views

Why doesn't it hurt when a needle is stuck in my finger?

yaki1

47 Views

Super cool mechanical series of speed bumps!

jixiepangke

7 Views

Introduction to Tequila

yaki1

59 Views

What kind of wisdom did the ancients have to design such a sophisticated mechanism?

haoyongwujingongju

22 Views

The 2023 Top 100 list for Japan has been compiled, and Yua Mikami dominates the top three spots. Her

gloria_bowman_02_01

16 Views

Let's take a look at those amazing work sites together~

jixiepangke

52 Views