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   Wonder of Science (wonderofscience@mastodon.social)'s status on Wednesday, 05-Jun-2024 23:08:23 JST Wonder of Science

   "While spacewalking I realized something, I used to think I was scared of heights but now I know I was just scared of gravity"

   ― NASA astronaut Reid Wiseman

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     Ethan Black (golemwire@social.librem.one)'s status on Thursday, 06-Jun-2024 01:55:51 JST Ethan Black

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     @wonderofscience Since gravity is generally used to define "down", and you need a down to have a "height" (from where you are to the nearest large object downward (the "ground")), it makes sense that a low-gravity environment could make one less scared of heights.