A new resource gives an unparalleled look at how fetal placental cells attach to the uterine wall and remodel maternal blood vessels to access nutrients.

A new technique used to create see-through rodents can help scientists analyze how the nervous system interacts with other body systems.

Mice with microglia missing receptors for the neurotransmitter serotonin since birth have too many synapses and show social difficulties in adulthood.

Male rats prenatally exposed to a maternal immune response have atypical responses to other rats in distress, according to a new study.

In this edition of Null and Noteworthy, Spectrum talks with a Nature editor about the journal’s move to publish more null results.

Postmortem brain samples from people with one of six conditions, including autism, show distinct signatures of over- and underexpression of immune genes.

Having an infection during pregnancy is tied to a small increase in the chances of having an autistic child, but the connection may not be causal.

The function of microglia and astrocytes in the brain may mediate the intersection of sex-differential biology and autism biology.

The long-standing link between maternal infection during pregnancy and having a child with autism may reflect common genetic or environmental factors instead.

This month, a commonly used emotion-recognition test doesn’t perform as expected — nor does a survey of past efforts to train autism specialists or a hunt for the sources of the sleep problems that often accompany the condition.