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Metal Exclusionary Radical Astronomy

⁨1121⁩ ⁨likes⁩

Submitted ⁨⁨2⁩ ⁨days⁩ ago⁩ by ⁨MarriedCavelady50@lemmy.ml⁩ to ⁨science_memes@mander.xyz⁩

https://lemmy.ml/api/v3/image_proxy?url=https%3A%2F%2Flemmy.blahaj.zone%2Fpictrs%2Fimage%2Fad94c9b8-11d1-46a9-b54d-e8df3af75ef3.webp

cross-posted from: lemmy.blahaj.zone/post/36433949

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Comments

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  • SomeoneSomewhere@lemmy.nz ⁨1⁩ ⁨day⁩ ago

    The non-Hydrogen, non-Helium atoms are a larger proportion of total mass, but that’s just because they’re really fat.

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    • dohpaz42@lemmy.world ⁨1⁩ ⁨day⁩ ago

      We don’t call them fat. They’re BBA: big beautiful atoms. Thicc would suffice too.

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      • SwampYankee@feddit.online ⁨1⁩ ⁨day⁩ ago

        image

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    • very_well_lost@lemmy.world ⁨1⁩ ⁨day⁩ ago

      That’s not true. The “fatness” of metallic atoms doesn’t even come close to overcoming how rare they are. Hydrogen and helium combined still make up ~98% of the total mass fraction. Oxygen, which is next in line, is only about 1% the total mass.

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      • bjorney@lemmy.ca ⁨1⁩ ⁨day⁩ ago

        They said “larger proportion” not majority, and 2% is larger than 1%

        /s

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    • cryoistalline@lemmy.ml ⁨1⁩ ⁨day⁩ ago

      its a vocal minority, don’t pay them any attention

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    • Taldan@lemmy.world ⁨23⁩ ⁨hours⁩ ago

      It looks like this chart is based on mass, rather than number. By number hydrogen is >90% by itself

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    • Alaknar@sopuli.xyz ⁨1⁩ ⁨day⁩ ago

      Not really

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  • ShinkanTrain@lemmy.ml ⁨15⁩ ⁨hours⁩ ago

    Gender is different vibrations on a string

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    • nforminvasion@lemmy.world ⁨15⁩ ⁨hours⁩ ago

      That’s the coolest possible shit. Everything is just resonance

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  • Engywuck@lemmy.zip ⁨2⁩ ⁨days⁩ ago

    Waiting for the next Netflix series giving visibility to the rest of the periodic table.

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    • huf@hexbear.net ⁨1⁩ ⁨day⁩ ago

      fucking maniacs shoving the other atoms down my throat (in the form of food and air and stuff)

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  • RunawayFixer@lemmy.world ⁨1⁩ ⁨day⁩ ago

    I wondered if the graph would look entirely different when looking at mass instead of atom count, and not really: Image

    Hydrogen and helium make up 99% of all atoms and 98% of all mass.

    sciencenotes.org/composition-of-the-universe-elem…

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    • thethunderwolf@lemmy.dbzer0.com ⁨23⁩ ⁨hours⁩ ago

      oygen

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      • NikkiDimes@lemmy.world ⁨19⁩ ⁨hours⁩ ago

        Mmm, I lyove oygen in my lyngs

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  • 0E53661CD9E377E9@lemmy.world ⁨13⁩ ⁨hours⁩ ago

    This is bad science.

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  • very_well_lost@lemmy.world ⁨1⁩ ⁨day⁩ ago

    Any good astronomer knows that the real binary is metal/non-metal

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    • gandalf_der_12te@discuss.tchncs.de ⁨1⁩ ⁨day⁩ ago

      any good astronomer knows that the real binary is ordinary matter / dark matter

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  • Thedogdrinkscoffee@lemmy.ca ⁨1⁩ ⁨day⁩ ago

    The Coalition for the Respect of the Unique Nature of Isotopes considers this lumping in of isotopes VERY disrespectful. CRUNI prefers this model.

    Image

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    • Buddahriffic@lemmy.world ⁨1⁩ ⁨day⁩ ago

      Oh but 3H isn’t hydrogen enough to be on the list?

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      • Thedogdrinkscoffee@lemmy.ca ⁨1⁩ ⁨day⁩ ago

        It’s there. If memory serves, its half-life is 12y, so it is on the list. Just microscopically small font size.

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  • AeonFelis@lemmy.world ⁨14⁩ ⁨hours⁩ ago

    Okay, but “MERA” has a much nicer ring to it than “TERF”.

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  • dream_weasel@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

    It’s not bad to be different, but it IS unusual. There is no need to common-wash. Basically every atom in the universe is one or the other and they is still true regardless of allegory.

    In 2026 who cares (in states that don’t suck)?

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  • Daft_ish@lemmy.dbzer0.com ⁨1⁩ ⁨day⁩ ago

    Carbon, puh. It just ain’t right.

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  • powerstruggle@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

    Posted previously with lengthy discussion. I’ll copy my comment here again:

    That’s the point of differentiating between sex and gender. Sex is indeed binary, there are exactly two gamete sizes. Gender is what captures everything on top of that base.

    If you want more of an explanation, see this recent comment of mine showing that even for people who want to redefine sex to not be gamete-based, they still acknowledge the reality of the gamete binary.

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    • ViatorOmnium@piefed.social ⁨1⁩ ⁨day⁩ ago

      Even biological sex is more complicated than just 2 gametes. There are cis-men with XX chromosomes do to a mutation in one of the Xs, there are cis-women with XY due to a myriad of mutations, there are intersex people due to everything from random mutations to chimerism, etc.

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      • T156@lemmy.world ⁨1⁩ ⁨day⁩ ago

        If we put aside humans for a moment, some species of animal have more than binary sexes. Some species of mushroom have thousands, for example.

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      • powerstruggle@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

        That’s confusing how sex is defined with how sex is determined. See the linked thread for a lot of this discussion, but you’re talking about variations within the sex binary. Intersex people aren’t in conflict with the sex binary, because they’re either male or female with Disorders of sex development.

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    • GrammarPolice@lemmy.world ⁨1⁩ ⁨day⁩ ago

      Sex is absolutely NOT binary

      See diagram below for clarity:

      Image

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      • davidagain@lemmy.world ⁨1⁩ ⁨day⁩ ago

        You’re trying to bring facts, knowledge, understanding and the preexisting scientific consensus into a thread started by powerstruggle, an avid anti trans troll who respects trump’s definition of sex above anyone else’s and shows up in any trans-positive post to derail the conversion for hours and days, and suck any happiness out of it. I’ll tell you this now. It won’t work. They won’t listen.

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      • powerstruggle@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

        That chart shows variation within a sex. That’s all how sex is determined, but not how it’s defined

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    • TheLeadenSea@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

      Gender isn’t biological at all, it is a social or linguistic concept. Biological sex is to do with gametes, chromosomes, sexual organs, hormone levels - it is far from binary, as you can see with the existence of intersex people with chromosomes other than XX or XY, differing organs present, and so on.

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      • lvxferre@mander.xyz ⁨1⁩ ⁨day⁩ ago

        To add to that: that gender you’re talking about is actually two distinct concepts, one social and another grammatical/linguistic. The later is more like a traditional way to refer to noun classes, when they also split humans based on social gender.

        Sadly my go-to example for that doesn’t work in English, because of the lack of grammatical gender.

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      • powerstruggle@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

        That’s confusing how sex is defined with how sex is determined. See the linked thread for a lot of this discussion, but you’re talking about variations within the sex binary. Intersex people aren’t in conflict with the sex binary, because they’re either male or female with Disorders of sex development.

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    • oce@jlai.lu ⁨1⁩ ⁨day⁩ ago

      Isn’t gamete also only one aspect of what constitutes the sex? What do you do of the sexual phenotype for example? See this article about a multimodal modelisation of sex. www.biorxiv.org/…/2023.01.26.525769v1.full.pdf

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      • rooroo@feddit.org ⁨1⁩ ⁨day⁩ ago

        But that’s obviously the people trying to redefine sex to not be using the gametes.

        Look y’all I know nothing about biology but I’ve heard enough definitions of sex to know that there isn’t a clear consensus on one, binary or not. I do know that if you want to wellactually a binary definition into this you might be part of the problem. (Unless, that is, it’s interesting enough and you phrase it differently idk.)

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      • powerstruggle@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

        That’s an attempt to redefine sex. Which is all well and good and part of the scientific process. It’s not going to be adopted in the field of biology though, because then talking about sex across the animal kingdom becomes incoherent. Why There Are Exactly Two Sexes addresses that paper directly:

        Traits are labeled “male-typical” or “female-typical” only because they correlate with organisms already identified as male or female—an identification that, in anisogamous species, is made ultimately by reference to gametes. Once that reference is removed, the typology loses its interpretive footing.

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    • usualsuspect191@lemmy.ca ⁨1⁩ ⁨day⁩ ago

      males and females are defined universally by the type of gamete they have the biological function to produce—not by karyotypes, secondary sexual characteristics, or other correlates

      That’s not typically the definition people use, but I do admit it’s a way of “solving” the issues of a binary that often arise when using the more common definitions. You’re either a sperm-maker or egg-maker.

      So using this definition, there are likely still some intersex people or at the very least people who have an “undefined” sex.

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      • powerstruggle@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

        That’s the definition biologists have always used. It’s just a description of the reality that they found in their field. Lay people have started using it recently because of culture wars, but they’re not incorrect to do so.

        There still aren’t “intersex” people as you’re probably thinking. The closest you’ll find in humans is en.wikipedia.org/wiki/Ovotestis, but that’s not “fully functioning gonads of both types, producing healthy gametes of both types”. It’s “maybe a functioning gonad of one type, with a bit of non-functional tissue of the other type”. Their sex can still be determined, even if it’s not readily apparent.

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    • MissingInteger@lemmy.zip ⁨1⁩ ⁨day⁩ ago

      An organism that produces both types of gamete is a hermaphrodite.

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      • davidagain@lemmy.world ⁨1⁩ ⁨day⁩ ago

        “Powerstruggle” is an anti trans troll who turns up in any trans-positive thread to pseudoscience their way to distracting everyone from a fun and positive post about gender into an acrimonious debate about why they think there are only two sexes.

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      • powerstruggle@sh.itjust.works ⁨1⁩ ⁨day⁩ ago

        Yep, and that exists in other species, but not humans. Nobody’s body is organized around the production of both gametes, unlike other species

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  • peteypete420@sh.itjust.works ⁨16⁩ ⁨hours⁩ ago

    No mans sky makes a little more sense to me. Kinda less, but also more.

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  • KoloradoKoolAid75@lemmygrad.ml ⁨1⁩ ⁨day⁩ ago

    “Despite being only 1% of the universe…”

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  • FinjaminPoach@lemmy.world ⁨1⁩ ⁨day⁩ ago

    Thought I was going to learn about radical new astronomy techniques from this post 😒

    MERA has me lmaoing though

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