The Major Histocompatibility Complex region evolves via gene birth-and-death, resulting in short-lived genes, rapidly expanding gene subfamilies, and many gene fragments.

The hosts of NPR's All Things Considered help you make sense of a major news story and what it means for you, in 15 minutes. New episodes six days a week, Sunday through Friday. December 6, 2025 • ...

Matt Elliott is a senior editor at CNET with a focus on laptops and streaming services. Matt has more than 20 years of experience testing and reviewing laptops. He has worked for CNET in New York and ...

December 3, 2025 • The Trump administration has been firing immigration judges, despite the fact that there’s a massive backlog of immigration cases that need rulings. Ximena Bustillo, NPR’s ...