You won't see Jenny McCarthy touting this study:

Mental Disorders In Parents Linked To Autism In Children, Study Shows

ScienceDaily (2008-05-05) -- Parents of children with autism were roughly twice as likely to have been hospitalized for a mental disorder, such as schizophrenia, than parents of other children, according to a new analysis. The association was present regardless of the timing of the parent's diagnosis relative to the child's diagnosis.

And here's a cool video on eye evolution (thanks PZ):