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Millesecond memory

Researchers at NTNU's Kavli Institute for Systems Neuroscience discovered that memory is divided into discrete packets, with each packet lasting around 125 milliseconds. The brain switches between these packets rapidly, allowing it to 'flip' between different maps of location and experience.

Bioluminescence at the service of a novel cerebral imaging technique

Scientists have developed a novel technique for in vivo imaging of neuronal function using bioluminescence, enabling the monitoring of calcium activity in neurons or the brain as a whole. This approach has been validated by recording neurons in the ellipsoid body and demonstrates its sensitivity and ability to study all brain structures.

SourceCNRS·JournalPLOS ONE·DateApr 17, 2007

Brain cells become more discriminating when they work together

Researchers at Vanderbilt University have discovered that groups of brain cells synchronize their electrical activity to enhance orientation discrimination. By studying the firing rates of dozens of neurons, scientists found that synchronization among six neurons can discriminate variations in orientation as small as two degrees. This ...

SourceVanderbilt University·JournalProceedings of the National Academy of Sciences·DateApr 19, 2004

The medium and the message: Eyes and ears understand differently, Carnegie Mellon scientists report in the journal Human Brain Mapping

A recent study by Carnegie Mellon scientists discovered that reading and listening to identical sentences produce systematically different brain activation patterns. The right hemisphere was less active during reading, while the left-hemisphere's pars triangularis region showed increased activation in listening comprehension. This sugg...

SourceCarnegie Mellon University·JournalHuman Brain Mapping·DateAug 14, 2001