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 ...

Known as the "Queen of Climbers," the genus Clematis boasts over 300 species widely distributed across the globe. From tropical rainforests to ...

Background: Acacia auriculiformis (earleaf acacia), an Australian perennial tree, is an increasingly problematic invasive species in Florida. Objective: Create a host range molecular phylogeny by ...

Even though some people in the community might not believe it, there is a very real scientific need to organize hierarchies far larger than what “normal” users have ever dealt with. Most people assume ...

PNAS: Welcome to Science Sessions, the podcast of the Proceedings of the National Academy of Sciences, where we connect you with Academy members, researchers, and policymakers. Join us as we explore ...

Abstract: Today, the popularity of 3D videos is increasing significantly. This trend can be attributed to their immersive appeal and lifelike experience. In an era dominated by the widespread ...

I am an invertebrate paleontologist and evolutionary biologist who combines specimen-based data from the fossil record with statistical phylogenetic methods to better understand the origin, ...

ABSTRACT: This study evaluated the molecular characterization of different ecotypes of B. aegyptiaca populations in the four sites: Koily alpha, Labgar, Ranérou and Ballou according to the environment ...

In a new study involving whole-genome data, researchers present “CASTER,” a tool that uses arrangements in DNA sequences known as site patterns to infer “species trees,” which are diagrams that depict ...

Christian Julian Villabona-Arenas, Stéphane Hué, James A. C. Baxter, Matthew Hall, Katrina A. Lythgoe, John Bradley, Katherine E. Atkins Proceedings of the National Academy of Sciences of the United ...