Part of the brain’s outer layer thins too quickly with age in boys with autism, but not in girls with the condition.

A new neuroimaging device that is worn like a helmet enables researchers to map the functional activity of a person’s brain as she moves her head.

The brains of men with autism may have a mosaic of features from both genders.

Modified versions of molecules found in fireflies make brain cells glow so brightly they are visible from outside the body.

Some genes associated with autism may influence the thickness of the cerebral cortex, the brain’s outer layer.

Microscopic silicon wires could enable scientists to excite neurons with light without first inserting genes into them.

The amygdala, a brain region that governs emotions, may be enlarged and overly connected in children with autism, but it shrinks as the children grow up.