Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color ...

Alignment and sequencing errors are a major concern in molecular evolution, and this valuable study represents a welcome improvement for genome-wide scans of positive selection. This new method seems ...

Yale University ecologists reveal a lizard lineage that rode out the dinosaur-killing asteroid event with unexpected ...

A 500-million-year-old fossil from Morocco is helping scientists to answer the evolutionary mystery of how starfish evolved ...

The fossil, Atlascystis acantha, is the oldest known echinoderm with a bilateral body plan. It bridges the evolutionary gap between the closest living relatives of echinoderms, all of which have ...

A 500-million-year-old fossil from Morocco, discovered by Natural History Museum scientists, is offering extraordinary new ...

Learn how starfish got their shape after a complicated evolutionary process, starting with an ancestor that lived 500 million ...

Molecular sleuthing has tied the more‑than‑146,000‑year‑old Harbin cranium, known as "Dragon Man," to this hidden branch of humanity.

Polyploidy, or whole-genome duplication (WGD), is a major mechanism of genome evolution across the tree of life and is ...

If we look across the whole of the mammal branch of the tree of life we find there are many groups of mammals that have ...

Chunks of flipped DNA appear to accelerate evolution in fish. This discovery could reshape our understanding of how ...

Antiretroviral therapy (ART) initiated in the acute phase of HIV infection (AHI) results in a smaller viral reservoir. However, the impact of early HIV-specific T-cell responses on long-term reservoir ...