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[+] -12 points 1 year ago (7 children)
  • [–] 9 points 1 year ago (2 children)

    Also, the idea of Randall Munroe of XKCD having to resort to clickbait is hilarious. He's gotta be in the top 10 most famous scientists alive.

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  • [+] -3 points 1 year ago (2 children)
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  • The series is named 'What If', not 'How Could'.

    hypothetical
    /hʌɪpəˈθɛtɪk(ə)l/
    adjective: hypothetical
        based on or serving as a hypothesis.
        "let us take a hypothetical case"
    
        supposed but not necessarily real or true.
        "the hypothetical tenth planet"
        
        Similar:
        theoretical
        speculative
        conjectured
        imagined
        notional
        suppositional
        supposed
        assumed
        presumed
        putative
        made up
        unreal
        academic
    
        Opposite:
        real
        actual
        Logic denoting or containing a proposition of the logical form if p then q.
    
    noun
    noun: hypothetical; plural noun: hypotheticals
    
        a hypothetical proposition or statement.
        "officials refuse to discuss military policy except in coy hypotheticals"
    
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  • [–] 2 points 1 year ago (1 child)

    black holes can also be small, actually, it's based on a ratio of mass to diameter

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  • [+] 0 points 1 year ago (1 child)
  • [–] 4 points 1 year ago

    You only need a high enough density of mass to form a black hole. You could take any amount of mass and in theory squeeze it hard enough to produce a black hole.

    The sun is not massive enough for the astrophysical processes to form a black hole, but if you squeezed the sun into a small enough space by some magic it you could form them.

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