Massive study: Birth order has no meaningful effect on personality or IQ For those who believe that birth order influences traits like personality and intelligence, a study of 377,000 high school students offers some good news: Yes, the study found, first-borns do have higher IQs and consistently different personality traits than those born later in the family chronology. However, researchers say, the differences between firstborns and 'later-borns' are so small that they have no practical relevance to people's lives
No bones about it: Cannabis may be used to treat fractures A new study explores another promising new medical application for marijuana. According to the research, the administration of the non-psychotropic component significantly helps heal bone fractures
The emerging science of human screams Our noisy world is no match for a screaming infant. An airplane could be flying by as a house party rages on downstairs while a literal cat fight takes place outside, and still a wailing baby will win your attention. One possible explanation is that human screams possess a unique acoustic property found to activate not just the auditory brain but also the brain's fear circuitry
Surprise: Subtle distractors may divert action more than overt ones What's more distracting, something overt or something subtle? We all know the right answer when it comes to perception, but in a new study, the less salient of two distractors had the greater power to affect an action.Potential treatment for Parkinson's disease discovered Scientists have found that existing antimalarial drugs could be a potential treatment for Parkinson's disease. Parkinson's disease is a degenerative disorder of the central nervous system that causes a person to lose control of motor movements, such as the ability to move his or her hands, arms, and legs.