danmaku icon

Why do shoelaces come loose even though they're tied tightly? Scientists spent two years figuring ou

0 ViewOct 12, 2025

warn iconRepost is prohibited without the creator's permission.
creator avatar

Recommended for You

  • All
  • Anime
1:03

Animation simulates the bodily changes that occur during pregnancy

shengnuwujie

1.5M Views

2:29

The stickiest couple: erasers and rulers! Why do they always stick together? They even melt.

lengkepu

3 Views

8:58

High voltage toys 4

WuliaodeyitianAboringday

48 Views

2:05

【男生慎入】女生第一次看小电影的体验

fangfangbienao

68 Views

1:48

How sexy is sexy lingerie?

paidahexiaokui

479 Views

0:59

Woodpeckers knock their heads against trees 20,000 times a day—so why don’t they get concussions?

laoshuguaitan

20 Views

1:15

"Cesium 137 can penetrate my DNA, but it cannot penetrate my courage and will."

ydjysngs

16 Views

6:21

Hawking: The physics genius sealed by God!

taodabaobaobao

25 Views

1:01

The Charm of Physics

zhudajiushiyigeshufu

16 Views

0:20

Nice green tongue ice cream physics

danbaidanbenji

20 Views

1:01

The earth is also an old second dimension~

Miaozaixiaochaguan

21 Views

3:35

Why Is the Sky Blue? 🌤️ | Science for Kids | 天空为什么是蓝色的？

Learn With Sky & Ria

13 Views

1:01

Which vintage bridal gown suits my sister best?

ilovesailingdays

29 Views

6:22

Physics Magician: When a genius from a magic school meets a bad male cultivator!

alice_dawson

45 Views

9:35

[SCIENCE]Amazing Science Toys|Mr. Mind Blow

Jinzhengmeiyongde

16.8K Views

6:52

【Collection】Physical ghost exorcism and salvation

Zhangfengさま

101 Views

1:15

The most perfect revenge!

laoshuguaitan

616 Views

0:52

Where’s the safest seat on an airplane?

laoshuguaitan

79 Views

1:39

Get a taste of the 1986 portable computer

shengnuwujie

29 Views

2:22

Partner Swapping

q-limes

29 Views

Home>Why do shoelaces come loose even though they're tied tightly? Scientists spent two years figuring ou>