Scientists invent micrometers-thin battery charged by saline solution that could power smart contact lenses::Scientists from NTU Singapore have developed a flexible battery as thin as a human cornea, which stores electricity when it is immersed in saline solution, and which could one day power smart contact lenses.

    • JJROKCZ@lemmy.world
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      1 year ago

      Some “blind” people do have data coming in, it’s just so blurry/skewed that it’s worthless. It might be possible to fix this but it would be a case by case basis and likely very expensive. Not all blindness is a world of black

      • Lazerbeams2@ttrpg.network
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        1 year ago

        Even totally blind people can usually detect light as painful, slightly less dark darkness. That’s actually why so many wear dark sunglasses