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General_Effort@lemmy.world to science@lemmy.worldEnglish · 2 months ago

Teeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans find

phys.org

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Teeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans find

phys.org

General_Effort@lemmy.world to science@lemmy.worldEnglish · 2 months ago
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Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives important feedback about temperature, pressure—and yes, pain—as we bite and chew our food. However, the sensitive parts inside the hard enamel first evolved for something quite different.

WHAT?!

Original paper: https://www.nature.com/articles/s41586-025-08944-w

  • AmidFuror@fedia.io
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    2 months ago

    Teeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans find.

    • Ben Hur Horse Race@lemm.ee
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      2 months ago

      thats right

      • AmidFuror@fedia.io
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        2 months ago

        What?

        • Klear@sh.itjust.works
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          2 months ago

          Teeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans find.

      • Secret Music@lemmy.blahaj.zone
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        2 months ago

        Why do people do this? Not the first time I’ve seen someone comment the title of the post and nothing else. On Reddit, that would’ve been a sure sign that it was a GPT bot because that’s the kind of thing those bots do occasionally when they slip up.

        • General_Effort@lemmy.worldOP
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          2 months ago

          I think it’s a reply to my incredulous “what?!”

          • Secret Music@lemmy.blahaj.zone
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            2 months ago

            Oooh, that actually makes sense lol. Guess I’m just slow.

            • General_Effort@lemmy.worldOP
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              2 months ago

              Ehh. It took me a while, too, and I wrote it. Seriously though. What kind of sick evolutionary history is that? This is worse than the whole swim bladder thing. At least that doesn’t make me uncomfortable.

              • lars@lemmy.sdf.org
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                1 month ago

                swim bladder

                I beg your pardon

        • Ben Hur Horse Race@lemm.ee
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          2 months ago

          its probably only a matter of time before that scourge arrives in our little internet hovel. most likely already happening.

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