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MONDAY, NOVEMBER 23, 2009
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NEWS ABOUT: hippocampus

hippocampus stories: 4 news summaries

 New Brain Cells 
 Bump Old Memories 

Study finds new neurons clear out short-term memory

Nov 13, 09 5:03 AM CST
(Newser) - The birth of new brain cells bumps old memories into long-term storage, according to new research which upends earlier theories. Researchers working with rodents found that the creation of new neurons destabilized existing connections in the hippocampus instead of strengthening them as they had expected, effectively "clearing the inbox"... More »

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memory • brain • neuroscience • neurons • short-term memory • hippocampus

Alcoholics Are Less Able to Read Your Face

Sensitivity is lower even when drinkers are sober for years: study

Aug 17, 09 4:32 PM CDT
(Newser) - Long-term alcoholics have a diminished ability to sense others’ emotions, even if they have been sober for years, the Chicago Tribune reports. A new study used functional Magnetic Resonance Imaging (fMRI) to look at the brain activity of abstinent alcoholics and non-alcoholics while they looked at pictures of faces that... More »

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alcohol • alcoholism • alcohol abuse • neuroscience • empathy • fMRI • hippocampus • amygdala • expressions • emotional intelligence

(Newser) - Decoding part of the complex system used by the brain to store memories has allowed scientists to determine a person’s location by looking at brain scans, Wired reports. A study took images of the hippocampus—the part responsible for spatial relationship and short-term memories—as individuals navigated a virtual-reality... More »

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memory • brain • fMRI • short-term memory • brain scans • hippocampus

Big Differences Found
in Male, Female Brains

They're apparently based on different genetic blueprints, studies find

Jul 18, 08 10:28 AM CDT
(Newser) - The brains of men and women are so physically different they amount to different organs and may have developed from distinct genetic blueprints, new research shows. Distinct anatomical differences between male and female brains likely explain many well-established differences of perception and behavior between the sexes, from problem-solving strategies to... More »

MORE ABOUT:
serotonin • male brain • frontal lobe • sex drive • scientific study • female brain • hypothalamus • limbic cortex • hippocampus • Centre for the Neurobiology of Learning and Memory • parietal cortex • amygdala

4 Stories


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