Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, hummingbirds hover at flowers, penguins slice through cold seas, and eagles ...

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. Receive emails about upcoming NOVA programs and ...

Researchers have unveiled a complete overhaul of the way species data is brought together and analyzed to construct an evolutionary tree of life for mammals. It's aimed at giving scientists, ...

Researchers describe a rare type of gene family, known as “universal paralogs”, that provides insight into evolutionary history predating the last universal common ancestor of all life. Detailed ...

Human-induced climate change and environmental degradation is causing entire genera to go extinct at rates 35 times higher than what’s been estimated to have occurred in the past one million years. A ...

After having been relegated to the backrooms of dusty museums, surrounded by a cadre of venerable scientists and even older fossils, evolutionary systematics is now enjoying a renaissance that began ...