The strange "Penrose Room", why is it that there are mirrors on all four sides but it cannot illumin

The slowest aircraft in the world, F1D, has a thin layer of material, but can fly in the sky for 40

lengkepu

2 Views

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

haoqiwanhuatong

12 Views

Convex lens experiment

Tonghuaxiaoze

491 Views

"Facial Massage"

yishuxuexizhugo

317 Views

Various speechless and irritable moments

woshitu___qiu

27 Views

Captain America: The First Avenger Cast Then and Now

meiriyishangreal

68 Views

[Black Cat] Pokémon Sand Sculpture Cold Knowledge! Who are the heaviest, tallest, lightest and strongest Pokémon?

hei___boyaitangguo

56 Views

How awesome is Jackie Chan’s animation? It’s tailor-made in the United States and has dominated TV s

cheng____yingmiguan

18 Views

[Black Cat] The history of the Pokémon series

hei___boyaitangguo

18 Views

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

tianyiyuhuang

11 Views

"Emergency Hedging"

renjianwennuanne

57 Views

Some not-so-cold knowledge in Genshin Impact [Issue 18]

QiurenLin

31 Views

Incredible bubble marbles, the bubbles you blow last for a year! What's the secret behind it?

lengkepu

0 View

The incredible "Diamond Mud" - stick it on the metal gap and a magical phenomenon will happen!

lengkepu

2 Views

What is "porcelain mending"? Put a copper nail in the crack and hit it, and an interesting phenomeno

lengkepu

0 View

The shadow is broken? I encountered a bug in the world!

bideerjiedao

0 View

What does the fourth type of carbon dioxide look like? Put dry ice into a pressure chamber and inter

lengkepu

0 View

What is "scratch holography"? Aim the scratch at the light and something interesting happens!

lengkepu

0 View

Why do some people always think that Station B is a pornographic website? (Brain)

lingranshigeb

2 Views

What is the "thermoacoustic effect"? Scientists built a refrigerator using noise. Do you know how it

lengkepu

0 View