“A New Tree of Life” (2016); (B) a simplified version showing other major divisions. Incidentally, not reproducing doesn’t mean you’re not involved in the evolutionary process. Non-reproductive ...

Researchers worldwide have joined to create the most reliable avian tree of life to date. Prior to this project, which engaged 200 scientists from 80 institutions, scientists had sequenced the ...

Play NOVA's Evolution Lab to explore the tree of life and become an expert in phylogenetics—the study of the evolutionary relationships among species.

The largest evolutionary tree ever compiled leads researchers to conclude that chance mutation — not natural selection — drives the development of new species.

The tree of life maps out the relationships between all living things, and it's in constant flux.

In Charles Darwin ’s world-changing work On the Origin of Species, the naturalist make use of the millennia-old metaphor in which all life is represented by a tree. He writes that “the ...

By combining data on all known bird species, this tree is the most impressive snapshot yet of one of Earth’s most awe-inspiring classes of animal.

The notebooks, missing since 2001 and worth millions, contain Darwin's "Tree of Life" sketch and notes on his then-revolutionary thoughts on the natural world.

The "grotesque" baobab tree has long been known as the "tree of life" for its ability to create and maintain its own ecosystem in arid regions. Since the time of the ancient Egyptians, people have ...