Belly button provides joy of discovery

The researchers are peering into the belly buttons of hundreds of volunteers in a bid to demonstrate the huge variety of living organisms which contribute to healthy skin ecology.

The Belly Button Biodiversity project is lead by biologists with a brief to raise public awareness of the benefits of extending scientific knowledge and to share the joy of discovery.

The scientists, from North Carolina State University, want to explain that bacteria are not only pathogens but a vital and normal part of human life. The biome of the human skin is relatively

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