Why do you have five fingers? Why not ten, or twenty, or one? Why do so many animals have five fingers? Five seems to be the perfect number for most hands. Oddly, the first vertebrates to come onto ...

Centromeres play virtually the same central role across the entire tree of life: They ensure the faithful segregation of ...

Birds are the most diverse land vertebrate on the planet, and now scientists have constructed a complete evolutionary tree of the 11,000 or so known species. This data came from hundreds of studies ...

Explore an interactive avian tree of life that reveals how 11,000 bird species are connected through millions of years of ...

The Tree of Life looks simple — until you actually try to navigate it. From sponges and starfish to dinosaurs and humans, this video explores how every living organism connects through evolution.

In a world where evolutionary biology often gets boiled down to simplistic hierarchies of "primitive" and "advanced" species, a new book by University of Maryland, Baltimore County (UMBC) biologist ...

The Magic Kingdom has the regal Cinderella Castle. With Epcot, it's the gleaming and futuristic Spaceship Earth. These are Disney's theme park icons, which appear in photographs and advertising so ...