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Lab on a Contact Lens Can Measure Stress Through Serotonin

70 points · 26 comments · marc__1

  1. reilly3000 · · focus · HN ↗
    Fascinating! How does the data make it off the lenses? Graphene-scale radios on my eyes sounds like it would have to have side effects.
    1. NDlurker · · focus · HN ↗
      Color changing like a mood ring?
      1. globalise83 · · focus · HN ↗
        Feeling murderous: jet black Feeling angry: bright red Feeling calm: light turquoise
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