ffyylishi

ffyylishi

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    With a range of 1.8 billion light-years
    4:34

    With a range of 1.8 billion light-years

    5.9K views
    Why astronauts dare not look at Earth from the moon
    1:17

    Why astronauts dare not look at Earth from the moon

    5.82K views
    10,000 meters under the sea, what is there?
    1:33

    10,000 meters under the sea, what is there?

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    What would happen if a needle hit the earth
    1:25

    What would happen if a needle hit the earth

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    What kind of vicissitudes has the earth experience
    1:38

    What kind of vicissitudes has the earth experience

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    What is it like to replace the moon with an exoplanet
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    What is it like to replace the moon with an exoplanet

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    Saturn's cosmic wonder, how the hexagon exists
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    Saturn's cosmic wonder, how the hexagon exists

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    Close to 50,000 degrees Celsius, a wall of fire found in the universe
    4:40

    Close to 50,000 degrees Celsius, a wall of fire found in the universe

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    Inventory of the five most ferocious beasts
    2:20

    Inventory of the five most ferocious beasts

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    Can you do it if I give you a match?
    1:45

    Can you do it if I give you a match?

    5.87K views
    If you were given a hoe, would you be able to dig
    1:30

    If you were given a hoe, would you be able to dig

    65K views
    How powerful are meteorites Seeing the end can mak
    1:21

    How powerful are meteorites Seeing the end can mak

    66.3K views
    How fast is the speed of light
    1:21

    How fast is the speed of light

    5.89K views
    How desperate was the dinosaur at the end
    1:50

    How desperate was the dinosaur at the end

    66.1K views
    How annoying are mosquitoes
    1:13

    How annoying are mosquitoes

    65.7K views
    Do people really have past lives？
    1:14

    Do people really have past lives？

    66.1K views
    Comparing the size of the solar system planets
    1:20

    Comparing the size of the solar system planets

    66K views
    Why did the earth's dominant dinosaurs go extinct
    1:45

    Why did the earth's dominant dinosaurs go extinct

    66.1K views