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New best story on Hacker News: Ask HN: What scientific phenomenon do you wish someone would explain better?

Ask HN: What scientific phenomenon do you wish someone would explain better?
446 by qqqqquinnnnn | 625 comments on Hacker News.
I've been studying viruses lately, and have found that the line between virus/exosome/self is much more blurry than I realized. But, given the niche interest in the subject, most articles are not written with an overview in mind. What sorts of topics make you feel this way?

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