Biologists mapping the human microbiome expected to find new bacteria and viruses, not entities that slip through every familiar category of life. Yet that is what several research teams now say they ...
A newly identified class of RNA molecules has been discovered in bacteria living inside the human body. These circular genetic structures, termed obelisks, differ from known viruses and bacteria and ...
The human body is an amazing, curious, and disgusting thing. At any given moment, millions of tiny lifeforms are making their way across your body—both inside and out. And now, researchers say they've ...