This collection of Spectrum stories explores some of the evolving debates, challenges and methods used to make an autism diagnosis.

Synaptic changes in the brain region could drive a core trait of fragile X syndrome, a new mouse study suggests.

The new tool could help clinicians diagnose autism in children younger than 3, the findings show.

Researchers on social media reacted to a new version of the Neuropixels probe and a study of sex differences in the brain. That and more in this week’s Community Newsletter.

Voles reared primarily by their fathers show altered synapse density.

The nation needs to build capacity to support the roughly 20 percent of children in Australia who have developmental delay.

The Holland Bloorview clinician and research director discusses how growing up on a small island shaped her career and the existential questions that keep her up at night.

Here is a roundup of news and research spotted around the web for the week of 28 August.

This month’s Going on Trial newsletter dives into an electroencephalography biomarker that could track the efficacy of treatments for dup15q and Angelman syndromes, among other drug development news.

A protective pathway that pauses protein synthesis is muted in a mouse model of fragile X syndrome, according to a new study.