Why You Can’t Cry in Space

Astronauts can, certainly, tear up — they’re human, after all. But in zero gravity, the tears themselves can’t flow downward in the way they do on Earth. The moisture generated has nowhere to go. Tears, Feustel put it, “don’t fall off of your eye … they kind of stay there.” NASA spacewalk officer Allison Bollinger, who oversaw Feustel’s EVA, confirmed this assessment. “They actually kind of conglomerate around your eyeball,” she said. 

Read more. [Image: Reuters]

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21. acalc reblogged this from worldken and added:

    Has anyone invented a tear vacuum yet? Would be useful. Also, this image, haha. What exactly…

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23. thedisreputabledog reblogged this from moremaggiemayhem and added:

    That’s cool and all but SNUGGLING ASTRONAUTS PEOPLE.

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    Interesting news from space!

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    New entry on my bucket list: Cry in Space.

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    Find out why you can’t cry.

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