Rats with a mutation in CACNA1C, a gene linked to autism, make fewer happy squeaks while playing than controls do, and ignore other rats’ requests to play.

The latest manual of international disease codes is out, a franchise claims to have an autism cure, and two reports diverge on the validity of the social-motivation hypothesis.

Scientists campaign for elected office in record numbers, folate autoantibodies are common in autism families, and neurons form a genetic mosaic in the brain.

In a New York City after-school program, children with autism build social skills through a shared interest in trains.

Black parents are less likely than white parents to report concerns about autism features in their children, human brain organoids in rodent bodies raise ethical concerns, and science graduate programs in the United States have few American students.

A mouse model of autism reveals sex differences in brain function and behavior, incontinence and autism often co-occur, and a new literature search engine summarizes neuroscience hits into interactive visuals.

A cannabis gel may ease features of fragile X syndrome, omega fatty acids show promise for autism in two trials, and oxytocin reinforces social behaviors through the brain’s reward pathway.

Researchers in Oregon edit human embryos, prenatal antidepressants may play a role in autism risk, and gut microbiota are associated with early cognition.