A California study out Monday found that pregnant women who lived near farms where pesticides are applied had a two-thirds higher risk of having children with autism.
The Texas Republican Party now endorses so-called reparative therapy for gays, under a new policy statement given final approval at its annual convention Saturday.
Autism in childhood may be linked to higher levels of steroid hormones in the womb during early fetal development, researchers said on Tuesday.
Scientists reported Wednesday more evidence that a certain antidepressant may cut the development of brain plaque implicated in Alzheimer's disease, this time by studying young people without dementia.
Depression is the top global cause of illness and disability for adolescents, with suicide the third-biggest cause of death, the World Health Organization said on Wednesday.
French and German researchers on Wednesday said they had found evidence in the lab to back theories that drinking caffeine has a preventive effect on Alzheimer's disease.
Scientists have created a detailed, three-dimensional wiring diagram of the mouse brain. That should help researchers seek clues about how the human brain works in health and disease.
A small study that examined brains from children who died found abnormal patterns of cell growth in autistic children. The research bolsters evidence that something before birth might cause autism, at least in some cases.
Researchers in the United States say they have developed a prototype blood test that can tell with 90-percent accuracy whether a healthy person will develop Alzheimer's disease within three years.
Acetaminophen, a common pain reliever considered safe for pregnant women, has been linked for the first time to an increased risk of attention deficit and hyperactivity disorder in children, said a study Monday.