The researchers used data to investigate natural divisions in bacteria with a goal of determining a viable method for organizing them into species and strains. A photo of the saltern site in Spain ...

For the first time, scientists have defined the bacteria that inhabit multiple sites along the healthy human digestive tract in a large number of individuals. As part of the Human Microbiome Project, ...

A research team led by UC Berkeley scientists has defined a new branch on the tree of life after sequencing about 800 largely unknown bacteria genomes. The researchers classified these very small ...