The January 11, 2014, issue of Science News focused on the microbiome, the diverse collection of microbes that reside in and on humans and other organisms.
Mark Bach looks forward to seeing what scientists can learn from the study of these tiny hitchhikers. “As our understanding of the microbial world — or more correctly, the world that we share with microbes — expands, we need to be ready to accept the unexpected,” he wrote in an e-mail.
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