lilunkexue's space

Videos

3:34
Why does the universe have a lowest temperature of -273.15℃, but no upper temperature limit?
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1:30
Is the Sky Card bugged? Why does one half look completely different from the other half?
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2:30
Could life on Earth have originated from Venus and Mars?
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1:05
Burning a heated bed in winter? Why does a heated bed explode?
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4:59
Do fish ever feel thirsty? Do fish need to sleep?
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2:01
What exactly is the “black mud” that comes off when you take a bath?
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1:23
Does the fire-proof hood in "Journey to the West" really exist?
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5:01
Should humanity be on alert? Prehistoric creatures reappear in the Arctic—40,000-year-old animal rem
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2:22
The strongest material on Earth: graphene! Why is it the "king of materials"?
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3:14
If you see this kind of chicken in the wild and take just one bite, you'll go to jail?
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1:03
Why does the water flow attract the ping-pong ball?
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0:52
Why can birds hover in mid-air?
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7:31
Why must humans practice monogamy? Why isn’t polygamy acceptable?
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9:25
Cosmos 13︱Why can cosmic expansion cause galaxies to travel faster than light without violating rela
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2:30
Can "eating" help solve the problem of invasive species?
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3:30
Is baldness humanity's ultimate form?
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5:34
Hens lay eggs every day without mating with roosters. So what’s the point of having roosters at all?
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1:40
Your eyes automatically perceive colors—this is the negative afterimage of color.
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2:36
Movable pulley and fixed pulley
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3:15
Why are relativity and quantum mechanics incompatible?
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