Neuroscience

Learning and unlearning to fear: The two faces of noradrenaline

Emotional learning can create strong memories and powerful emotional responses, but flexible behavior demands that these responses be inhibited when they are no longer appropriate. Scientists at the RIKEN Brain Science Institute ...

Neuroscience

Where does it hurt? Pain map discovered in the human brain

(Phys.org)—Scientists have revealed the minutely detailed pain map of the hand that is contained within our brains, shedding light on how the brain makes us feel discomfort and potentially increasing our understanding of ...

Neuroscience

Reconditioning the brain to overcome fear

Researchers have discovered a way to remove specific fears from the brain, using a combination of artificial intelligence and brain scanning technology. Their technique, published in the inaugural edition of Nature Human ...

Medical research

You are what you eat: How gut bacteria affect brain health

The hundred trillion bacteria living in an adult human—mostly in the intestines, making up the gut microbiome—have a significant impact on behavior and brain health. The many ways gut bacteria can impact normal brain ...

Medical research

Study identifies how zebrafish regrow their brains

(Medical Xpress)—An international team of scientists has discovered the mechanism by which zebrafish can re-grow brain neurons after they have suffered traumatic brain injury, and that this mechanism is associated with ...

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