Folic acid, a B vitamin, may lower autism risk and ease features of the condition.

Children with autism who speak few or no words improve in their verbal abilities after their parents learn to engage them in conversation during play.

Roughly one in five children who has an extra piece of chromosome 7 also meets the criteria for an autism diagnosis.

We asked three distinguished autism researchers to reflect on their first studies in the field.

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

Children with autism do not show the burst of vocabulary growth that usually accompanies learning to walk.

Adults on the spectrum explain the problem with eye contact, experts offer tips for students with autism considering college, and men with autism respond differently to the “smell of fear.”

Nonverbal children with autism don't show the typical wave of brain activity involved in linking objects with their names.

New artificial intelligence software can decode conversations between small monkeys called marmosets.

A test designed to capture the dynamic back-and-forth of conversation suggests the existence of a new language area in the brain.