The ancient navigational tool "Sextant" is still in use today! Do you know how it works?

"These are all freaking iconic scenes!"

michael3jordan_02_02

7.4K Views

The most rebellious bridge, the "suspension belt bridge," has stood suspended for 30 years—do you kn

lengkepu

1 View

The irresistible mechanical series of speed bumps~

jixiepangke

7 Views

The teasing has begun!

hanenhuih

539 Views

"Facial Massage"

yishuxuexizhugo

598 Views

How harsh is the environment on a polar research vessel? #PopularScience #Unzip #ResearchShip #Polar

haoqiwanhuatong

35 Views

Speed bump!! Amazing machinery~

jixiepangke

14 Views

Why does the bearing emit "hot air" when installing it? This is the interference fit installation me

haoqiwanhuatong

13 Views

The wisdom of the working people is to change the direction of force to move heavy objects. #Science

haoqiwanhuatong

11 Views

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

Jinzhengmeiyongde

12 Views

Broken bracelet repair craftsman

dashulaisheji

11 Views

Super cool mechanical series of speed bumps!

jixiepangke

7 Views

I usually don't laugh unless I really can't help it.

susana_wilson

57 Views

Why do honey collectors only harvest a small portion of the hive when harvesting honey at high altit

haoqiwanhuatong

95 Views

Super cool mechanical series of speed bumps! 7.18

jixiepangke

42 Views

20 common mechanical transmission structures, I'm exhausted

Jinzhengmeiyongde

77 Views

"Who on earth is raising these adorable cats?!"

tianyiyuhuang

18 Views

Funny moments of little human cubs!

manguliangxintou

19 Views

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

gloria_bowman_02_01

18 Views

Thailand's sand sculpture fan advertisement made me laugh to death hahahahaha

4Aguanggaotianwang

104 Views