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

Brainstem neurons add new element to ‘already complex’ anxiety circuitry

Precise optogenetic modulation of a medullary neuron population reveals their role in anxiety-like behaviors.

By Sarah Thau
19 August 2026 | 0 min watch
Illustration of an open journal featuring lines of text and small illustrations of eyes and mouths.

Links between tuberous sclerosis complex and autism, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 17 August.

By Jill Adams
18 August 2026 | 1 min read