What exactly is the principle behind the shouting spring? Why does water come out as soon as you sho

What will happen if a drone hovers and a car suddenly starts?

lilunkexue

0 View

The teasing has begun!

hanenhuih

533 Views

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

lilunkexue

46 Views

I advise you to quit porn (enlarging testicles)

xuetudexin-

44 Views

Gear latch process principle

jixieshijiej

40 Views

Super cool mechanical series of speed bumps! 7.18

jixiepangke

42 Views

How a vibrator works

lingmengrinmon

20 Views

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

haoqiwanhuatong

23 Views

The irresistible mechanical series of speed bumps~

jixiepangke

7 Views

Is a fish that's been frozen still considered "raw"? 10.28

jixiepangke

21 Views

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

yaki1

48 Views

Why don’t civilian aircraft spray flames? The working principle of turbofan jet engines

Jinzhengmeiyongde

12 Views

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

jixiepangke

54 Views

"Earthquake Bed," which has been watched by 50 million people online, is about to release version 2.

Feifeijianzhang

13 Views

Let's take a look at the amazing workplace of skilled workers!!

jixiepangke

11 Views

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

lilunkexue

0 View

Gravity doesn't exist, it's not a force, it's just a human illusion?

lilunkexue

0 View

Scientists warn: The polar vortex over the Arctic may collapse, and extreme cold waves may come in t

lilunkexue

1 View

Is the Zhang Xiangqian incident true?

lilunkexue

0 View

Venus is closer to Earth, so why did humans give up exploring Venus and prefer heading to Mars inste

lilunkexue

1 View