1 View PremiumSep 5, 2025
What's the difference between "heavy water" and regular water? What happens to the human body if you
1 View
If you often watch videos, you don’t know how terrible the job of a porn appraiser is!
151 Views
The petrochemical device in the scientific kingdom
65 Views
fun magnetic game
97.8K Views
How Many People Can Survive Until The End Of This Short Film?
11.3K Views
Decompression video of the workers series!
28 Views
Science Kingdom VS Department Empire
79 Views
Spoon/fork: If I had known this was a bad factory
32 Views
Some not too cold cold knowledge in Genshin Impact [Issue 20]
123 Views
The incredible "death hammer" will not rebound once it strikes! Do you know how it works?
0 View
The ancient navigational tool "Sextant" is still in use today! Do you know how it works?
What is "scratch holography"? Aim the scratch at the light and something interesting happens!
An interesting Afghan "traditional" way to preserve grapes: put them in a clay box and they can be s
What is the use of "lotus root stem silk"? Why is it mixed into ink and sold for more than gold?
Three questions that many math experts get wrong!
The most hardcore processing method is "cold drawing", where a round tube goes in and a square tube
What is a "peristaltic pump"? Let the two wheels rotate continuously, and interesting phenomena will
The secret of the square wheel's forward motion: the catenary, which mathematicians have studied for
What are those little black balls? Why is the US dumping 96 million plastic balls into reservoirs?
Bizarre "bag of natural gas" cooks with life! Hang it on the wall and it can last for three hours