Trait evolution is not predictable ... Of course, as phylogenetic trees branch, different lineages accumulate different traits. Figure 3 illustrates this idea using a clade that contains four ...

Indeed, the most basic postulate of evolutionary theory is that the same general phenomenon of descent from common ancestry applies to both the most diverse branches of the tree of life and the ...

The three-dimensional shape of a protein can be used to resolve deep, ancient evolutionary relationships in the tree of life, ...

But then researchers started doing chromosome work and chemical studies and created a formalized method for building computerized evolutionary trees that we now call cladistics. My colleague ...

Researchers say strategy will help understand the history of life, monitor the spread of pathogens or create new treatments for disease.