Children who have repetitive behaviors, a core autism trait, may show particular patterns of brain activity as early as 1 year of age.

Administering a cholesterol drug alongside an antibiotic eases atypical behavior and restores the signaling balance in the brains of people with fragile X syndrome.

Brain activity governing language can distinguish children with autism into distinct subgroups.

Analyzing large numbers of autism mice, researchers have found that the mice cluster into subtypes based on brain structure and functional connectivity.

Girls and boys with autism show different patterns of brain activity in response to sensory stimuli.

Mapping the effects of autism mutations on mouse brain circuits may reveal subtypes of the condition in people.

A new map shows three brain networks that govern social communication in rhesus macaques.

The brain’s system for sensing pleasure and reward shows unusual activation patterns and an atypical structure in people with autism.

Mice and people missing a copy of a chromosomal region called 16p11.2 show similar patterns of weak brain connections.

Brain networks in newborns may reflect the degree of inflammation their mothers experienced during pregnancy.