All species on Earth, both living and extinct, are related. We know this because of a biological tool called the tree of life. This "tree" takes the form of a diagram that maps the relationships ...

A study of more than 1,400 protein-coding genes of fleas has resolved one of the longest standing mysteries in the evolution of insects, reordering their placement in the tree of life and pinpointing ...

A tree of life based on genes from across the nuclear genome and containing nearly 60% of all angiosperm genera unveils the complex evolutionary history of flowering plants. This tree both ...