Intelligence - nature or nurture? Researchers find a gene for intelligence and also that a bigger brain matters, yet other recent articles show how motivation affects learning.
 

Brain scans may help guide career choice

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Interneurons are not all created equally: Some classes of interneurons may underlie distinct brain disorders

Education more important than knowledge in stopping spread of HIV in Africa, study finds

Chronic drinking increases levels of stress hormones, leading to neurotoxicity

Ritalin improves brain function, task performance in cocaine abusers, study finds

Inflammation is associated with lower intelligence and premature death

Memory problems more common in men?

Cognitive effects of Parkinson's disease: Automated tasks easier, but task switching difficult

Brain exercises may slow cognitive decline initially, but speed up dementia later

New study singles out factors linked to cognitive deficits in type 2 diabetes

Researchers urge reclassification of traumatic brain injury as chronic disease