Amid the legal theater in the U.S. over sex and gender identity—triggered by a Trump administration decree that “‘sex’ shall refer to an individual’s immutable biological classification as either male ...

In Focus delivers deeper coverage of the political, cultural, and ideological issues shaping America. Published daily by ...

One of the things that makes developing effective treatments for Parkinson's disease so challenging is its complexity. While some forms are caused by genetics, others have environmental factors, and ...

The Department of Health and Human Services (HHS), under the leadership of Robert F. Kennedy Jr., will define sex as an "immutable biological classification" and only recognize two sexes, male and ...

An international team of researchers, including Prof. Christine Klein from the University of Lübeck and the University Medical Center Schleswig-Holstein, Campus Lübeck, has made a significant leap in ...

Megan Molteni reports on discoveries from the frontiers of genomic medicine, neuroscience, and reproductive tech. She joined STAT in 2021 after covering health and science at WIRED. You can reach ...

List of illustrations -- Acknowledgments -- Introduction -- 1. Why classify? -- 2. The Aristotelian framework -- 3. The Darwinian pivot -- 4. Evolutionary taxonomy and the cladistic challenge -- 5.