Two new studies are underway that could shed some light, one harnessing the power of vitamins.

A new study is taking a closer look at a popular - and controversial - theory that an autistic child’s diet can drastically affect his or her behavior.

A new tool developed to track the progress of autistic children is winning rave reviews.

The sooner a child with autism is diagnosed, the sooner intervention can start.

A new genetic study, with a link to thalidomide, may offer new clues as to how and when autism starts.