What is the principle of bamboo cannon? How to make a bamboo cannon?

Spontaneous combustion of underground coal

lilunkexue

0 View

Check out the behaviors of those max-level humans

touxiang____02

204 Views

Bikini Bottom really exists in the world! Where is Bikini Beach? How are tropical coral reefs formed

geleiyingzhi

15 Views

When MC upgrades, it becomes more scientific, and the maximum level is beyond my imagination # Minec

Xiaomengbugugu

27 Views

Pencil sharpeners from different eras, so interesting

dashulaisheji

13 Views

Just draw a few strokes and spray some water, and it becomes a masterpiece in seconds?

cornelia_horton_04

15 Views

My mother asked me why I was kneeling.

banzuiyexi

41 Views

"Hot to death" is really not a joke.

Juyuanchuangtuanduibaobaoxingdong

66 Views

[LEGO Stop-Motion Animation] Magical decompression in the Oreo Factory, one click and one press to g

JiluFount

18 Views

#63# Mathematical Olympiad【Dr. Stone】Season 4 Comic Commentary Issue 63

Hidatouzai

11 Views

A look at Kamen Rider elements in various works! The influence of Kamen Rider! (Part 1)

mallory_mcgrath_02

10 Views

#11# Simple and unpretentious! The story of scientists! [Dr. Stone] Dr. Stone Season 4 comic comment

Hidatouzai

193 Views

my country drills world's deepest borehole at 11,100 meters. What are they looking for?

lilunkexue

0 View

The most regrettable miracle in the world, the whole United States is helpless, Chinese acupuncture

ziangy___iusuo

3 Views

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

lilunkexue

1 View

From the mining of uranium ore to the production of nuclear fuel rods

lilunkexue

0 View

50 years ago, the first person to be frozen was American billionaire Bedford. How is he doing now?

lilunkexue

1 View

Who is the new Speaker of the House of Representatives?

yansanyingyingying

1 View

Why didn't animals evolve wheels?

lilunkexue

2 Views

By making a pendant that takes a life, Yinuo wants to harm people?

yinuoqiushenglu

3 Views