lengkepu's space - BiliBili

Videos

2:44
What is "copper ammonia silk"? When the blue liquid is squeezed into the solution, an interesting ph
0 View
3:25
Ice skates are so sharp—could they possibly cut the athletes? Turns out, Winter Olympics uniforms in
0 View
3:40
How are undersea cables laid? Aren't they afraid of being damaged by ships and submarines? Just look
0 View
2:46
The earliest collision prevention device on cars! An interesting phenomenon occurs when a vehicle co
0 View
2:38
A Great Invention of Modern Times: The Zipper! Why can a tiny slider make the teeth open and close?
0 View
3:04
Hyperbolic space: the mathematical version of blind men and an elephant! Why do two lines on a disk
0 View
2:43
Does the chicken head's anti-shake function beat the gimbal? No matter how hard you shake it, the ch
0 View
2:20
What is a "sliding vane pump"? Twist the eccentric rotor in the middle and something interesting hap
0 View
2:41
Where does the power of a "jack" come from? It only takes a few pushes to lift a car. Do you know ho
0 View
3:05
What are those "transparent bugs" you see when you're daydreaming? Why do their bellies sometimes gl
0 View
3:10
How does the "fuel pump" work? Why does it automatically pop open when the tank is full?
0 View
2:48
How can an anchor stop a massive ship? How long is the anchor chain? Animation explains the principl
1 View
2:30
The interesting "zebra effect", are the stripes "white stripes on a black background" or "black stri
0 View
3:14
Why do shoelaces come loose even though they're tied tightly? Scientists spent two years figuring ou
0 View
2:40
The ancient Greek god in charge of wind direction, why can a tattered cloth bag measure wind speed?
0 View
2:38
What are "speed bumps"? What are the functions of those rows of "iron mushrooms" that sprout up alon
0 View
3:11
An interesting scientific phenomenon: why can a boat float on the liquid surface even when it is tur
0 View
3:00
Incredible geocells: Why do roads need honeycomb grids? I admire the engineers' wisdom after reading
0 View
3:12
What is "radium water"? What happens to your body if you drink 1,400 bottles over three years?
0 View
2:53
Why is it so hard to adjust the temperature of your bath water? A little to the left is too hot, a l
0 View