Modern humans can be recognized by their smaller facial structure when compared with Neanderthals and other hominin ancestors ...

Fossils of alvarezsaurid dinosaurs show bird-like air sacs in their bones. Scans revealed hollow spaces connected to their ...

Phylogenies are a fundamental tool for organizing our knowledge of the biological diversity we observe on our planet. But how exactly do we understand and use these devices? Tree diagrams have ...

As recently as 1966, sheik Abd el Aziz bin Baz asked the king of Saudi Arabia to suppress a heresy that was spreading in his land. Wrote the sheik: "The Holy Koran, the Prophet's teachings, the ...

The graduate program in Molecular, Cellular, and Developmental Biology (MCDB) is designed to provide students with diverse opportunities for acquiring a strong foundation in these areas of modern ...

The history of synthetic chemistry offers a possible roadmap for the development and impact of synthetic biology, a nascent field in which the goal is to build novel biological systems.

One of the great challenges of modern neuroscience is to map out all the networks of cell-to-cell communication—the brain circuits that process all thoughts, feelings, and behaviors.