Autistic people have trouble making facial expressions appropriate to the circumstances.
Autism’s core symptoms accompany a constellation of subtle signs that scientists are just beginning to unmask.
The proportion of studies that include people with a severe form of autism has fallen over the past three decades.
Carriers of fragile X premutations in Ricaurte, Colombia, have more medical problems than carriers living elsewhere — and discovering why might yield treatments for the syndrome.
Some children diagnosed with autism by age 2 show unusual responses to sights, sounds and textures as infants.
Clinicians need to be able to distinguish autism from post-traumatic stress disorder so they can provide the right support.
Autistic women’s activity in a ‘social’ brain region tracks with the extent to which they mask their autism.
To understand another person’s point of view, children with autism may need to actively suppress their own.