Horizontal gene transfer (HGT) is essential for genome evolution across the tree of life and has an important role in archaeal speciation, adaptation, and maintenance of diversity. Many of the ...

Just call them archaea (ar-kee-uh) - archaebacteria are no more. Archaea were once considered to be quite similar to bacteria, but these prokaryotes are just weird enough to be classified in their own ...

Microbiology has always been about recognizing the scale of what is unknown. In the beginning, the unknown was that microbes existed at all. The invention of the microscope proved that these tiny, ...