The active ingredient in the drug popularly known as ecstasy eases social anxiety in people with autism.

The latest manual of international disease codes is out, a franchise claims to have an autism cure, and two reports diverge on the validity of the social-motivation hypothesis.

Benefits of diets for autism features remain unproven, variants of the same DNA region make brains big or small, and STAT announces a new CRISPR tracker.

Cooperative problem-solving may have kept human brains small, researchers puzzle over new European online privacy rules, and Canadian officials counter unfounded claims of a cure for autism.

Brain waves in infancy forecast autism, people with more autism features have trouble detecting lies, and veterinarians battle claims that vaccines cause autism in dogs.

Activists are arrested while protesting the use of electroshock devices, a Facebook group claims cabbage slurry can prevent autism, and a movie features romance — and actors — on the spectrum.

Theory of mind develops surprisingly early, a book publisher doubles down in defense of a controversial author, and false vaccine news gets a correction.