Drug blamed for a broader range of harmful effects.""
Molecular mechanism found for controversial ‘gateway drug’ hypothesis.""
Shifting diagnoses and heightened awareness explain only part of the apparent rise in autism. Scientists are struggling to explain the rest.""
Convinced by the evidence that vaccines do not cause autism, Alison Singer started a research foundation that pledges to put science first.""
Diagnoses and research funding are rising, but much about autism remains a puzzle.""
Psychologist Simon Baron-Cohen thinks scientists and engineers could be more likely to have a child with autism. Some researchers say the proof isn’t there.""
Dispute grows over revisions to diagnostic handbook.""