What exactly is the mysterious sea serpent family?

Rehabilitating the reputation of bats

sumiaolianxi_04

0 View

[Goat] A shameless devil's advocate?

Maorongrongdexingqiu

54 Views

What modifications can be made to an excavator? #PopularScience #Unzip #LargeMachinery #Excavator

haoqiwanhuatong

39 Views

How are the patterns painted on ceramics? #Science #StressRelief #Pottery #LearnSomethingNew

haoqiwanhuatong

6 Views

Why do we cut trees at height? Will there be accidents? #高空伐木 #解压 #科普

haoqiwanhuatong

6 Views

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

haoqiwanhuatong

32 Views

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

tanmi

15 Views

Why is steel colored after cutting? #Science #Unzip #Metalworking #CoolKnowledge

haoqiwanhuatong

27 Views

How are mooring ropes secured? #Science #Unzip #MooringRopes #Ship

haoqiwanhuatong

13 Views

Car Disassembly Video

haoyongwujingongju

28 Views

When a rotary drilling rig is used to drill and pile, why is the hole filled with mud?

haoqiwanhuatong

26 Views

Why are the joints of steel cables so strong? #Science #Unzip #SteelCable #MachineryManufacturing #E

haoqiwanhuatong

24 Views

As long as you use the right method, work won't be that tiring.

haoyongwujingongju

24 Views

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

haoqiwanhuatong

22 Views

Why not use a high-pressure water gun to wash your car? #Science #Unzip #High-pressureWaterGun #CarW

haoqiwanhuatong

10 Views

Introduction to Tequila

yaki1

59 Views

Why does steel slag when forging iron? #Science #Unzip #Forging #ExtremeComfort

haoqiwanhuatong

16 Views

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

yaki1

44 Views

I've learned a lot! I always thought sperm extraction involved watching porn movies for visual stimu

yuwudianshiwutou

31 Views

Are the videos we watched fake? Has wild sex education been fooling us all these years?

danzijihe_04

113 Views