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In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
The only "real" food that U.S. Astronauts are allowed to take into space is pecan nuts. See more
Astronauts are not allowed to eat beans before they go into space because passing wind in a spacesuit damages them. See more
Astronauts grow taller in space. See more
Plants that are not cared for will cry for help, a thirsty plant will make a high-pitched sound that is too high for us to hear. See more
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