Sex chromosomes

Recent articles

Photograph of a cardinal with male-typical red feathers on one side and more drab, female-typical feathers on the other.

What birds can teach us about the ‘biological truth’ of sex

Part of our job as educators is to give students a deeper understanding of the true diversity of sex and gender in the natural world.

By Nicole M. Baran
22 April 2025 | 7 min read

Explore more from The Transmitter

Exclusive: Brain and spinal cord institute halts research, citing funding problems

The Burke Neurological Institute, which calls itself “the only research institute in the U.S. dedicated to finding treatments to repair the brain and spinal cord,” ceased research operations on 22 May.

By Lauren Schenkman
4 June 2026 | 5 min read
Photo collage of Tempest McDonald.

When autistic kids grow up, Chapter 1: Those people

What leads an autism researcher to publish an intentionally inflammatory paper accusing the NIH of discrimination?

By Brady Huggett
4 June 2026 | 24 min listen
Headshots of Yale researchers Yong-Hui Jiang and Jiangbing Zhou.

Supported by a $40 million NIH grant, Yale brain shuttle technology raises questions

Yale University claims its STEP platform might be able to deliver gene-editing tools into the brain via multiple routes. Researchers are eager to see more.

By Natalia Mesa
3 June 2026 | 11 min read