An evaluation of 11 tests of social skills has identified 8 that give credible results in autistic adults.

Without timely intervention, intellectual disability in autistic children can worsen as they grow older.

Heightened sensory perception in toddlers with autism may predict sleep problems at around age 7.

A much-touted behavioral therapy for autism, the Early Start Denver Model, may not be as effective as its creators had hoped.

A brain region that orchestrates responses to social cues and aids decision-making may be off tempo in autism.