Phylogenetic tree diagrams form the basis of understanding microbial evolution. Long branches between the two domains in some trees may reflect a period of very rapid evolution, billions of years ago.

It details a new software created by the researchers to search the COVID-19 phylogenetic tree, a diagram of the virus's evolutionary history, for instances of recombination.

Tree performance is generally considered as the consequence of the interplay between ecological and evolutionary processes. However, the differential effect among species and the portion of those ...