News tagged with visual cortex

Related topics: brain , neurons

What drives brain changes in macular degeneration?

In macular degeneration, the most common form of adult blindness, patients progressively lose vision in the center of their visual field, thereby depriving the corresponding part of the visual cortex of input. Previously, ...

Medicine & Health / Neuroscience

created Mar 03, 2009 | popularity 4.7 / 5 (3) | comments 0

Ants on the brain

(PhysOrg.com) -- Colonies of social insects such as ants and bees could collectively make decisions using mechanisms similar to those used in primate brains, according to new research from the University of ...

Biology /

created Feb 25, 2009 | popularity 4.5 / 5 (11) | comments 3

Decoding short-term memory with fMRI

People voluntarily pick what information they store in short-term memory. Now, using functional magnetic resonance imaging (fMRI), researchers can see just what information people are holding in memory based ...

Medicine & Health / Psychology & Psychiatry

created Feb 21, 2009 | popularity 4.2 / 5 (5) | comments 0

Study indicates how we maintain visual details in short-term memory

Working memory (also known as short term memory) is our ability to keep a small amount of information active in our mind. This is useful for information we need to know on-the-fly, such as a phone number or the few items ...

Medicine & Health / Psychology & Psychiatry

created Feb 20, 2009 | popularity 5 / 5 (2) | comments 0

Echoes discovered in early visual brain areas play role in working memory

(PhysOrg.com) -- Vanderbilt University researchers have discovered that early visual areas, long believed to play no role in higher cognitive functions such as memory, retain information previously hidden from brain studies. ...

Medicine & Health / Medical research

created Feb 18, 2009 | popularity 4.9 / 5 (10) | comments 0

Why Sleep is Needed to Form Memories

If you ever argued with your mother when she told you to get some sleep after studying for an exam instead of pulling an all-nighter, you owe her an apology, because it turns out she's right. And now, scientists ...

Medicine & Health / Medical research

created Feb 11, 2009 | popularity 4.9 / 5 (10) | comments 0

Not just your imagination: The brain perceives optical illusions as real motion

Ever get a little motion sick from an illusion graphic designed to look like it's moving? A new study suggests that these illusions do more than trick the eye; they may also convince the brain that the graphic ...

Medicine & Health / Psychology & Psychiatry

created Feb 02, 2009 | popularity 4.8 / 5 (4) | comments 0