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Earwax Gene

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Earwax Gene

Earwax Gene

Earwax Gene

  • Download
  • <iframe src="https://www.npr.org/player/embed/1145151/145151" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Scientists found out a lot more than they expected when they started looking into ear wax. They'd known all along that there are two types — wet and dry. But researchers discovered there's a genetic explanation for this. NPR's Richard Harris tells the whole tale.