Some recently unearthed data sets allowed scientists to examine how genetics affect cognitive decline as part of the aging process. Genes are influential but not determinative.
Despite the fact that people with diverse social networks score higher on creativity metrics, we mostly prefer homogeneity, sticking close to people like us when we attend social events.
Exercise is practically essential to good health but scientists have not understood why until recently. Physical exertion, it seems, helps recycle worn-out proteins that poison the body.
Under the first major modification in 17 years to the manual that defines mental disorders, definitions of autism, Asperger syndrome and developmental disorder will be brought together.
A new mobile app that securely sends video and audio to cardiologists has helped diagnosis patients before they get to the hospital, meaning they receive better care when they arrive.