Taking prenatal multivitamins may reduce the risk of having a child who has autism with intellectual disability, another vaccine-autism link study is being retracted, and schizophrenia sometimes accompanies autism.

A cannabis gel may ease features of fragile X syndrome, omega fatty acids show promise for autism in two trials, and oxytocin reinforces social behaviors through the brain’s reward pathway.

Masculinized features help define children with autism, online autism-parent forums spread pseudoscience, and the United States has more older fathers than ever.

A movement to ban valproate during pregnancy gains a foothold in France, people with auditory hallucinations seek to demedicalize the experience, and adults on the spectrum speak out.

An author with autism debuts his second book, the U.S. agency tasked with protecting public health has a new director, and new legislation makes medical cannabis accessible to people with autism in Georgia.

A Tampa clinic goes rogue with fecal transplants, autism’s genetic ancestry traces to our deep past, and the U.S. Supreme Court revives the travel ban.

The British government is limiting the number of new autism diagnoses in the United Kingdom, CRISPR makes the mistake everyone worried it would, and Minnesota imams reach out amid a measles outbreak.

Cannabidiol alleviates seizures and restores social ability in a mouse model of Dravet syndrome by soothing overexcitement in the brain.

Dozens of small studies suggest that physical activity offers behavioral benefits for children with autism.

Many parents resort to unproven — even dangerous — alternative treatments for their children’s autism. What drives them?