Medications

A first look at how the drug salvinorin A works in the brain

Recent interest in developing therapies from hallucinogenic drugs has scientists exploring how these chemicals work in the brain. Recently, Johns Hopkins Medicine researchers imaged the brains of people who had vaped salvinorin ...

Neuroscience

The wiser brain: Insights from healthy elders

The archetype of old wise elders distinguished for their wisdom and sound judgement continues to inspire dreams of reaching a bright and enlightened old age. However, it is presently unclear how such elders are able to stop ...

Neuroscience

Study deciphers the noise in the human brain

By directly recording electrical activity from the human brain, neuroscientists at the Stanford University School of Medicine have shown that distinct, distant groups of brain areas that support memory retrieval act in concert, ...

Neuroscience

'Sherlock' and the case of narrative perception

"Chunking" has been a concept in cognitive psychology since the mid-1950s. It is the means by which individual items or words are grouped together into larger units so that they can be processed or stored as single ideas. ...

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