• mojo_raisin@lemmy.world
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    7 months ago

    Some species members care for each other. Humans obviously (some anyways), even lions I think have been known to provide food when another has broken teeth or something.

    • Son_of_dad@lemmy.world
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      7 months ago

      Apes feed and care for their elderly. When the old ape decides it’s time, it will go off alone into the jungle to die

  • ULS@lemmy.ml
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    7 months ago

    Just make the world think they are blind too. Just like anything else.

  • cheesymoonshadow@lemmings.world
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    7 months ago

    My eyesight went to shit from sitting at a desk and staring at a monitor all day. I wonder if my eyesight would’ve remained perfect well into adulthood without computers.

  • KillingTimeItself@lemmy.dbzer0.com
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    7 months ago

    you know whats even weirder? Some dude somewhere realized that lenses were a thing, and realized that your eyes were also just a glorified lense. And that theoretically you could just put a lense over a lense to fix the bad lensing of the lense. And it fucking worked.

    Natural selection my ass.

    • ULS@lemmy.ml
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      7 months ago

      Legend has it that it started with an old drunk man that decided to hold beer bottles to his eyes.

        • ℛ𝒶𝓋ℯ𝓃@pawb.social
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          7 months ago

          The “traditional” story (the one that “seems most likely” because we don’t really know) is that some kids were playing with discarded warped glass at a glassmaker’s shop and ended up with a magnifying glass or rudimentary telescope. Enter the simultaneous invention of the telescope in multiple places (very likely it wasn’t any one person in particular), Galileo starts using it for scientific stuff, now they’re making lenses on purpose. Old nearsighted lensemaker looks through it, maybe some charts or a book on the table, all of a sudden they can see well. Attach to frame. Glasses.

  • knittedmushroom@beehaw.org
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    7 months ago

    I like to tell my Republican father we’d both be classified legally blind and on the welfare he hates so much if optometry wasn’t around. Helps put it in perspective for him how some people just “lose” the life lotto and need help to live in the same world as able-bodied folks.

  • Passerby6497@lemmy.world
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    7 months ago

    Every time I have a migraine (or when I take my daily preventative. or whenever I notice the anti-migraine coating on my glasses) I consider how long it’ll take someone to put me out of my misery once the apocalypse shows up. Can’t say I’ll be super useful whenever I’m forced to be in a dark/quiet room for a day or so before I can function again.

  • Kalkaline @leminal.space
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    7 months ago

    Remember, your only job as far as natural selection is concerned is to have offspring and have them survive long enough to repeat the cycle. Old people with bad eyesight just have to be able to keep the kids and grandkids alive.

    • Buddahriffic@lemmy.world
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      7 months ago

      Bad eyesight could have a positive effect on generating offspring because you can’t tell how ugly your partner is. Or that about 30% of the time you aren’t having sex with your partner but someone else with poor eyesight instead.

    • ricecake@sh.itjust.works
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      7 months ago

      Don’t even need to be old. Don’t need to be able to see that good to know the red blotch that smells like the good berries is probably the good berries, and the antelopeish splotch might be a good thing to poke with your pointy stick of choice.

  • lath@lemmy.world
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    7 months ago

    As someone with bad sight, all my other senses are tingling. So, while blind people might’ve been unable to hunt, they would have made great night guards, which is a boon for social groups wary of nocturnal predators.

  • LaunchesKayaks@lemmy.world
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    7 months ago

    Being seriously evaluated for Sjogren’s Syndrome currently. Went to a rheumatologist for joint pain and found out that my chronic eye pain and dry eyes is a big indicator of a problem. I thought it is because my eyesight is shit and I look at screens constantly

  • bobbytables@feddit.de
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    7 months ago

    20 years ago I was injured in one eye. Without an operation it would have left me going slowly blind. The operation was invented maybe 20 years earlier.

    Both my eyes had a cataract at a quite early age. Artificial lenses where invented AFAIK 50 years ago. The new lenses even correct my shortsightedness and astigmatism!

    So if I had lived only 50 years earlier I would be blind on one eye and quite possibly without a lense or at least seeing really foggy on the other. Now I am sitting here with - 0.5/-1 and otherwise great eye sight.

    There are no words how grateful I am for the wonders of modern eye medicine.

    • grrgyle@slrpnk.net
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      7 months ago

      Similar thing happened to my dad. He was slowly going blind from cataracts, like he couldn’t even make out the dinner table in front of him. He just wasn’t mentioning it until it became untenable.

      Then we found out there’s a free surgery to fix it, and now suddenly he’s got clear 20/20 vision at almost 80! He’s got better vision than I do lol

    • chiliedogg@lemmy.world
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      7 months ago

      The first successful organ transplant was in 1954.

      Transplants weren’t often super successful until the development of Cyclosporine in 1982.

  • SparrowRanjitScaur@lemmy.world
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    7 months ago

    Natural selection hasn’t really applied to humans for thousands of years. We arguably beat nature when we created civilizations. Which is partly why some of these less than ideal genetic traits go unchecked now in the population.

    • Tabula_stercore@lemmy.world
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      7 months ago

      It doesn’t have to do with civilisation, but with group compassion. In fact, civilizations tend to care less if somebody starves to death on the streets because their eyes are not performing well enough to earn money…

      • MeetInPotatoes@lemmy.ml
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        7 months ago

        That’s really not true at all though. Look up “Food Pantries in my area” and see how many places offer food in your area. The blind man would qualify for lifetime disability checks. Food stamps are a thing, charities and churches do this kind of work as well. My city has an emergency rent program and there are, of course, homeless shelters and soup kitchens as well. It’s really that society’s mechanism for meeting the needs of the hungry are part voluntary (charity) and part automatic with entitlements (not a bad word!) and sometimes people fall through the cracks.

        This is why getting people connected to resources is such a big deal.

    • Dogyote@slrpnk.net
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      7 months ago

      Evolution and natural selection never stops, we’ve only changed what the selective pressures are.

      • SparrowRanjitScaur@lemmy.world
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        7 months ago

        True. I was thinking of the selective pressures of nature, but there are absolutely still self imposed selective forces acting on our species.

        • Instigate@aussie.zone
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          7 months ago

          And even those self-imposed selective forces are ever-changing and vary quite wildly from context to context across the globe and across the socioeconomic spectrum. Modern human evolution is really fascinating.

          • flashgnash@lemm.ee
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            7 months ago

            Fascinating but terrifying to think that natural selection is probably now pushing humans to be good little office drones rather than survivors

            • SparrowRanjitScaur@lemmy.world
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              7 months ago

              That’s only true if people that work in offices reproduce at a higher rate than the general population, and I’m not entirely sure that’s the case. If anything, societal trends have shown that in more developed countries where office work would be more common people are having fewer kids and populations are starting to decline.

  • noseatbelt@lemmy.ca
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    7 months ago

    My eyesight is atrocious. One time I was out in a notable windstorm, I stumbled, and my glasses got ripped off my face. I would have been absolutely fuckered if I’d been alone. They’d gotten blown under a car and I never would have found them by myself.

  • Gerudo@lemm.ee
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    7 months ago

    Yeah, I always get a warning message from zenni when I order glasses. It thinks my script is wrong cause it’s such a weird one.

    I know I’m half blind! Don’t make me feel bad about it too!