Deletions and duplications of long stretches of DNA may increase the likelihood of autism in people who have a mutation in a gene called PTEN.

Blocking one form of an enzyme implicated in autism eases unusual behaviors and seizures in mice missing a top autism gene.

A new method scans gene expression in live cells and could help scientists study autism genes.

A molecule made by mitochondria, the energy factories of cells, might help doctors forecast the impact of mutations in a top autism gene.

A compound derived from cruciferous vegetables, such as broccoli and kale, might limit the impact of certain mutations in an autism gene.

People with autism who avoid social interactions or have troubles with daily living skills may be at increased risk of an early death.

An experimental compound that blocks two enzymes involved in gene expression improves social behavior in young mice.

A pioneering project is showing how, 17 years since the first draft of the human genome, our genes are giving up their secrets and bringing hope to parents around the world.

A low dose of a drug used to treat lymphoma may ease social problems in some forms of autism.