Bacteria outnumber us a trillion to one. So it's a good thing most of them are friendly.
Gerald Callahan, the author of Infection: The Uninvited Universe, talks about why we need bacteria to survive.
Without germs, we're nothing
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Bacteria outnumber us a trillion to one. So it's a good thing most of them are friendly.
Gerald Callahan, the author of Infection: The Uninvited Universe, talks about why we need bacteria to survive.