A greater proportion of 3-year-old girls than boys with autism have psychiatric features such as anxiety and moodiness.

Language difficulties and emotional challenges such as anxiety or aggression in children with autism at age 3 predict their social skills at around age 5.

Women describe relief at finally learning they have autism, a man with epilepsy narrates during stimulation of his brain, and the brain’s immune cells are caught on film nibbling at neuronal connections.

Many tests for unusual behavior in mice are prone to operator error. Here’s how to avoid common traps.

A woman with autism had to fight for her sterilization surgery, a mother’s tactics with her son on the spectrum generate controversy, and gifted students with autism have unique struggles.

A new questionnaire assesses the frequency and severity of various behaviors in children with autism.

A ‘predictive coding’ theory of autism suggests that many of the condition’s hallmark traits occur when sensory input overrides expectation in the brain.

Many girls hide their autism, sometimes evading diagnosis well into adulthood. These efforts can help women on the spectrum socially and professionally, but they can also do serious harm.

A widely used treatment for anxiety can eliminate some of the cognitive and social problems seen in mice missing a copy of ARID1B, a gene associated with autism.

Starting next year, clinicians worldwide may be using a new, streamlined set of criteria to diagnose autism.