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SUNDAY, NOVEMBER 22, 2009
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NEWS ABOUT: neurobiology

neurobiology stories: 2 news summaries
chemical revisited

Dopamine: Produces the Rush, Not the Pleasure

The "it" neurotransmitter stimulates drive, not good feeling

Oct 27, 09 10:23 AM CDT
(Newser) - Dopamine has become the decade’s “it” neurotransmitter, just as serotonin was in the ‘90s. But the popular image of dopamine as the brain chemical in charge of making us feel good, and hooking us on craving that feeling, a “Bacchus in the brain,” is misleading... More »

MORE ABOUT:
dopamine • neurotransmitter • neurology • neurobiology • scientific research

Brains Hard-Wired to
Swing Left or Right

Liberals deal with ambiguity better; conservatives are single-minded

Sep 10, 07 3:59 AM CDT
(Newser) - The brains of conservatives and liberals function in fundamentally different ways—with liberals more capable of accepting ambiguity and conflict, and conservative better able to pursue a single-minded course. That's the conclusion of  a new study on the neurobiology of politics, published in the journal Nature Neuroscience. More »

MORE ABOUT:
politics • UCLA • New York University • neurology • neurobiology • Nature Neuroscience • anterior cingulate cortex • Frank J. Sulloway • Marco Iacoboni

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