Neuroscience

Reversible method breaks brain circuits with molecular precision

Scientists have developed a powerful new method for selectively and reversibly breaking connections between brain cells—a leap forward that could transform how we study brain processes and, one day, how we treat neurological ...

Neuroscience

Brain imaging study reveals synaptic mechanisms of learning

How do we learn something new? How do tasks at a new job, lyrics to the latest hit song or directions to a friend's house become encoded in our brains? The broad answer is that our brains undergo adaptations to accommodate ...

Neuroscience

New research looks at how axons connect as brains grow

How a person's brain grows and makes connections can determine intelligence as well as susceptibility to disorders such as epilepsy and mental illness. However, a lot of questions remain about how the process works, especially ...

Psychology & Psychiatry

Study finds unique brain changes linked to witnessing trauma

For years, post-traumatic stress disorder (PTSD) has been studied primarily in people who experience trauma firsthand. But what about those who witness it—military veterans, first responders, health care workers, or bystanders ...

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