Spontaneous mutations that impair proteins may lead to motor problems in children with autism.

A new catalog may help clinicians evaluate the daily challenges people with autism face.

Researchers have repurposed the gene-editing tool CRISPR to dial down a gene’s activity in select subtypes of neurons in mice.

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.

Male rats missing an autism candidate gene called SHANK3 spend less time sniffing, nuzzling and chasing their peers than controls do.

The ability to identify human-like movements is rooted in genetics — and may share those origins with autism traits.

Women who take acetaminophen — commonly marketed as Tylenol in the United States — early in pregnancy may increase their daughters’ risk of language delay.

Sally Ozonoff is looking for early signs of attention deficit hyperactivity disorder in videos of hundreds of younger siblings of children with autism.

Autism and attention deficit hyperactivity disorder often coincide, but the search for common biological roots has turned up conflicting evidence.

Children of women who are hospitalized during pregnancy may develop poor physical, social, cognitive or emotional skills.