The project, which Cranston says is just "Version 1.0," is called the Open Tree of Life, since it welcomes contributions and comments from anyone in the science community who might have input, and ...

Filling in the bird tree of life. In this chart, the bird family tree begins at the center (indicated with a star) and branches off to include the more than 10,000 living species.

Scientists have unveiled a new "tree of life," demonstrating just how the world's 2.3 million species of animals plants, fungi and microbes are connected. The project, involving 11 institutions ...