News tagged with cortex

Volitional control from optical signals

(Medical Xpress)—In their quest to build better BMIs, or brain-machine-interfaces, researchers have recently begun to look closer at the sub-threshold activity of neurons. The reason for this trend is that ...

Apr 22, 2014
popularity 5 / 5 (10) | comments 0 report

On the ups and downs of the seemingly idle brain

Even in its quietest moments, the brain is never "off." Instead, while under anesthesia, during slow-wave sleep, or even amid calm wakefulness, the brain's cortex maintains a cycle of activity and quiet called ...

Jan 20, 2015
popularity 5 / 5 (6) | comments 0

Brain recalls old memories via new pathways

People with anxiety disorders, such as post traumatic stress disorder (PTSD), often experience prolonged and exaggerated fearfulness. Now, an animal study suggests that this might involve disruption of a ...

Jan 19, 2015
popularity 4.9 / 5 (7) | comments 0

Two brain regions join forces for absolute pitch

People who have "absolute pitch" can identify notes immediately without relying on a reference tone. Intensive research is being conducted into the neuronal basis of this extraordinary ability at the University ...

Jan 07, 2015
popularity 4.6 / 5 (7) | comments 4