/u/quirkycurlygirly's posts
If 3 dimensions mean an object can go up/down side to side and in and out, what additional direction would a 4th dimension have?
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If the new Covid-19 variants can escape the immunities provided by the current vaccines, how does a third dose of the current vaccines provide stronger immunities against those variants?
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Why do only a few languages mostly in southern Africa have clicking sounds? Why don't more languages have them?
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