The secret to understanding autism lies largely in our DNA.

Children with autism are often clumsy, physically awkward or uncoordinated. This understudied and nearly ubiquitous feature has researchers contemplating a new idea: Could motor problems be one source of autism’s social difficulties?

Decoding distortions in the brain’s largest nerve tract could lay bare basic problems with long-range neural connections in autism.

A curved glass replacement for the top of a mouse's skull lets researchers spy on the activity of more than 1 million neurons.

Rural living can be wonderful: community, friendly faces, a slower pace of life. But when there’s autism in the family, it can be tough.

Our infographic displays efforts to develop treatments for fragile X syndrome. So far, none of them have passed muster in clinical trials.

Given its reputation, the most shocking thing about electroconvulsive therapy might be how beneficial — and banal — it actually is.

The brain’s memory center, the hippocampus, may provide clues to features of autism as disparate as personal relationships and decision-making.