Neuroscience

Settling the debate on serotonin's role in sleep

Serotonin is a multipurpose molecule found throughout the brain, playing a role in memory, cognition, and feelings of happiness and other emotions. In particular, researchers have long debated serotonin's role in sleep: Does ...

Medical research

Helping the body's ability to grow bone

For the first time, scientists have been able to study how well synthetic bone grafts stand up to the rigors and 'strains' of life, and how quickly they help bone re-grow and repair.

Neuroscience

Mood neurons mature during adolescence

Researchers have discovered a mysterious group of neurons in the amygdala—a key center for emotional processing in the brain—that stay in an immature, prenatal developmental state throughout childhood. Most of these cells ...

Genetics

Gene networks reveal transition from healthy to failing heart

Scientists investigating heart failure have been limited to studying diseased heart tissue in the lab—understandably, as people don't tend to pluck out a healthy heart for the sake of research. But now, scientists with ...

Psychology & Psychiatry

An 'awe-full' state of mind can set you free

An induced feeling of awe, or state of wonder, may be the best strategy yet for alleviating the discomfort that comes from uncertain waiting.

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