Why does the universe have a lowest temperature of -273.15℃, but no upper temperature limit?

Scientists confirm: The Earth was hit by "Goddess" particles!

lilunkexue

1 View

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

lilunkexue

48 Views

Let's follow Mechanical Punk to explore the irresistible charm of machinery!

jixiepangke

13 Views

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

tanmi

27 Views

Water will flow uphill

haoyongwujingongju

21 Views

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

haoqimiaomiaomiaody

24 Views

The power of science

haoyongwujingongju

52 Views

3D Animation Demonstration: What Happens Inside the Rescued Person's Body When You Perform CPR

YouTubejingcaishipin-

78 Views

I advise you to quit porn (enlarging testicles)

xuetudexin-

52 Views

How strong is the force of regular CPR? I feel like my ribs are going to break in the next second.

palmer_collins_03

36 Views

Decompression video of the workers series!

jixiepangke

36 Views

Introduction to Traditional Group Farming Culture in Africa

yaki1

27 Views

When the man discovered a giant beast was about to devour Krypton and informed the king, he was sent

heikafeibujianaiyy

31 Views

How Tsunamis Are Formed (3D Principle)

Jinzhengmeiyongde

24 Views

Where do mosquitoes lay their eggs?

Jinzhengmeiyongde

12 Views

20 common mechanical transmission structures, I'm exhausted

Jinzhengmeiyongde

95 Views

What happens when the moon wakes up?

Wuhudonghuarenkongjian

22 Views

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

yaki1

55 Views

If you shine a flashlight towards the sky, how far can it reach?

lilunkexue

0 View

Burning a heated bed in winter? Why does a heated bed explode?

lilunkexue

3 Views