THERE is indeed a cloud hanging over you: your own personal cloud of microbes. People constantly generate puffs of bacteria, even when they are sitting perfectly still. And research published in PeerJ, by James Meadow, then at the University of Oregon, and his colleagues, suggests that, like a fingerprint or a sample of DNA, these bacteria may be able to identify who someone is. People shed bacteria--from their skin, mouths, noses and other orifices--at a rate of about 1m an hour. But until Dr M...
THERE is indeed a cloud hanging over you: your own personal cloud of microbes. People constantly generate puffs of bacteria, even when they are sitting perfectly still. And research published in PeerJ, by James Meadow, then at the University of Oregon, and his colleagues, suggests that, like a fingerprint or a sample of DNA, these bacteria may be able to identify who someone is. People shed bacteria--from their skin, mouths, noses and other orifices--at a rate of about 1m an hour. But until Dr M...
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