News tagged with brain activation

How the brain pays attention (w/ video)

Picking out a face in the crowd is a complicated task: Your brain has to retrieve the memory of the face you're seeking, then hold it in place while scanning the crowd, paying special attention to finding ...

Apr 10, 2014
popularity 4.8 / 5 (10) | comments 2

MRI reveals genetic activity

Doctors commonly use magnetic resonance imaging (MRI) to diagnose tumors, damage from stroke, and many other medical conditions. Neuroscientists also rely on it as a research tool for identifying parts of ...

Mar 25, 2014
popularity 5 / 5 (1) | comments 1

Electric 'thinking cap' controls learning speed

(Medical Xpress)—Caffeine-fueled cram sessions are routine occurrences on any college campus. But what if there was a better, safer way to learn new or difficult material more quickly? What if "thinking ...

Mar 23, 2014
popularity 4.8 / 5 (13) | comments 4

Optogenetic toolkit goes multicolor

Optogenetics is a technique that allows scientists to control neurons' electrical activity with light by engineering them to express light-sensitive proteins. Within the past decade, it has become a very powerful tool for ...

Feb 09, 2014
popularity 5 / 5 (3) | comments 0 | with audio podcast