Mice exposed to unusually low levels of the placental hormone allopregnanolone in the womb show atypical brain development and autism-like behaviors.

Loss of the gene KMT5B stunts growth in male mice and leads to social difficulties in female mice, a new study suggests.

Autistic boys and men are less attuned to social stimuli than autistic girls and women are, according to new unpublished work.

More autistic women and girls report daily pain than do men and boys with the condition.

Poor communication skills predict aggression in autistic boys, according to a new study. In autistic girls, communication and aggression may not be related.

Welcome to the Null and Noteworthy newsletter, a roundup of papers that do the vital work of reproducing a previous result or reporting the absence of one.

Researchers are just beginning to learn what happens in the brains of autistic children during adolescence to explain their unique social, cognitive and emotional challenges.

A typically protective stress response could help to explain the connection between maternal illness and neurodevelopmental conditions.

The barriers to an autism diagnosis are especially challenging for women and girls. A big part of the problem is still the perception of autism as a ‘male’ condition.

Young male rats can recognize rats they’ve recently met, whereas young females treat new acquaintances like strangers, research shows.