A clue to the origins of autism may exist among the molecules that transport RNA in the developing brain.

A mutant virus that infiltrates neurons and delivers genes to the nucleus can illuminate brain connections.

A pair of existing drugs normalizes the appearance and activity of neurons derived from the skin of individuals with Rett syndrome.

A new method labels neurons with barcodes to deduce their routes through the brain.

A potent chemical cocktail renders tissue transparent in a way that makes even buried brain structures visible.

Researchers have charted gene expression in the brains of rhesus macaques from before birth into adulthood.

Unusually thin nerve fibers in the brain may underlie the motor difficulties seen in children with Angelman syndrome, an autism-related condition.

Infection during pregnancy may blunt the growth of neurons in the fetus by boosting levels of the chemical messenger serotonin.

A program called ClearMap allows researchers to take a snapshot of neuronal activity across the entire brain of an adult mouse.

A new brain imaging system lets researchers eavesdrop on mouse neurons as the animals move around and interact with each other.