Like scratchy-sounding old radio dials that interfere with reception, circuits in the brain that grow noisier over time may be responsible for ways in which we slow mentally as we grow old, according to the results of new ...
Sep 22, 2015
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Our long-term memory is consolidated when we sleep. Short-term memory traces in the hippocampus, an area deep in the brain, are then relocated to more outer parts of the brain. An international team of neuroscientists, among ...
Sep 22, 2015
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Like Duke Ellington's 1931 jazz standard, the human brain improvises while its rhythm section keeps up a steady beat. But when it comes to taking on intellectually challenging tasks, groups of neurons tune in to one another ...
Jul 27, 2015
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Standard models of perception are stimulus-driven, meaning that the external perceptual event drives the brain's perception-related activity. However, the tide may be turning: recent ideas suggest that our perceptual experiences ...
Often referred to as the "body clock", circadian rhythm controls what time of day people are most alert, hungry, tired or physically primed due to a complex biological process that is not unique to humans. Circadian rhythms, ...
Jun 12, 2015
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Speech, emitted or received, produces an electrical activity in neurons that neuroscientists measure in the form of "cortical oscillations". To understand speech, as for other cognitive or sensory processes, the brain breaks ...
Jun 10, 2015
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Scientists measuring brain activity have found that in many regions, such as the sensory or motor cortex, activity sometimes oscillates at different frequencies, forming wave-like patterns. Despite the fact that such oscillations ...
May 25, 2015
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Schizophrenia affects millions of people worldwide but the cause of its wide-ranging symptoms remains largely unknown.
May 7, 2015
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A UNC School of Medicine study has provided the first direct evidence that a low dose of electric current can enhance a specific brain pattern to boost creativity by an average of 7.4 percent in healthy adults, according ...
Apr 16, 2015
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By studying specially bred mice with specific developmental and cognitive traits resembling those seen in schizophrenia, UC San Francisco researchers have provided new evidence that abnormal rhythmic activity in particular ...
Mar 5, 2015
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