Neuroscience

Mild electrical stimulation could boost cognitive ability

Imagine putting on a helmet embedded with tiny electrodes that sit on your scalp, delivering a gentle electrical current to certain areas of your brain. After about 10 to 20 minutes, you might find yourself with a better ...

Neuroscience

Stress hormone reduces altruistic behavior in empathetic people

The stress hormone cortisol reduces altruistic behavior and alters activity in brain regions linked to social decision making—but only in people who are better at imagining others' mental states, according to new research ...

Psychology & Psychiatry

Machine learning reveals brain networks involved in child aggression

Child psychiatric disorders, such as oppositional defiant disorder and attention-deficit/hyperactivity disorder (ADHD), can feature outbursts of anger and physical aggression. A better understanding of what drives these symptoms ...

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