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How the brain recognizes danger: New discovery

Our existence depends on a bit of evolutionary genius aptly nicknamed “fight or flight.” But where in our brain does the alarm first go off, and what other parts of the brain are mobilized to express fear and remember to avoid danger in the future?…

Talking to kids about racism

Teachers and parents don’t always know how to talk to young children about bias and bullying.

Writing your way to happiness

Some researchers believe that by writing and then editing our own stories, we can change our perceptions of ourselves and identify obstacles that stand in the way of better health.

What really makes us more attractive

The trick to appearing more attractive to others may have as much to do with our facial expressions or body language as the cosmetics we wear.

How does the brain adapt to the restoration of eyesight?

Recent scientific advances have meant that eyesight can be partially restored to those who previously would have been blind for life. However, scientists have discovered that the rewiring of the senses that occurs in the brains of the long-term blind m…

Almost 1 in 5 adults with epilepsy may have symptoms of ADHD, study finds

A new study is the first to report that nearly 1 in 5 adults with epilepsy may also have ADHD, which may have implications for the treatment of epileptic patients.

More serotonin, more patience

In a study published in the journal Current Biology, a team of scientists, led by Zachary Mainen at the Champalimaud Centre for the Unknown (CCU), found a causal link between the activation of…

Rat study suggests abuse-related cues could reduce adult stress

Neurobiologists have reported seemingly paradoxical findings – that cues related to infant abuse could reduce stress in adult rats by increasing their serotonin levels.

Sleep difficulties in adolescents can predict alcohol, drug problems

Sleep difficulties and insufficient sleep are common among American youth. New research has found that sleep difficulties can predict specific substance-related problems. Problems include binge drinking, driving under the influence of alcohol, and risk…

Pre-sleep drinking disrupts sleep

For individuals who drink before sleeping, alcohol initially acts as a sedative — marked by the delta frequency electroencephalogram (EEG) activity of Slow Wave Sleep (SWS) — but is later associated with sleep disruption. A study of the effects of al…